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270 Cards in this Set

  • Front
  • Back

Which of the following is not a level of maintenance?

Base

What is considered the highest level of maintenance for more complex repairs?

Depot.

The two-level maintenance (2LM) approach seeks to modify or eliminate what level of


maintenance?

Intermediate

Which maintenance category consists of time compliance technical order (TCTO) actions


which can be accomplished with the skills possessed by a unit?

On-equipment, operating command

Which maintenance category includes correcting discrepancies discovered during flight?

Unscheduled

The primary objective to minimize the length of time that an aircraft is out of commission


due to a scheduled inspection is what inspection concept?

Phased

Which inspection method is defined as a “thorough and searching inspection of the entire


aircraft?”

Major

Which inspection method is used when maintenance or operational requirements call for the


inspection to be performed at the equipment location?

In-place

All aircraft, no matter what inspection concept applies, are required to have how many

calendar inspections?

Two

Which inspection status is affected by the 30 or 90 day inspection?

Home station check

The maintenance management section tasked with accomplishing a maintenance


capabilities assessment, known as the “First Look”, is the?

Maintenance management analysis

The three parts that compose maintenance capability are airframe, personnel, and

facility

What factor reduces airframe availability when computing for airframe capability?

Maintenance

Which computation includes attrition rate as one of the factors when determining airframe


capability?

Projected sorties losses

Which logistics indicator shows a unit’s ability to keep equipment in a ready status?

System reliability

If repair is not authorized at base level who forwards the item to contract maintenance or

Air Force Materiel Command (AFMC) depot?

Supply

Each maintenance unit should strive for a base repair capability rate of

100 percent

Which maintenance codes are used to compute the base level capability rate?

Action taken

Which action taken codes are used to compute base repair capability rates?

A, F, G, K, L, Z.

Where can you get the information required for computing maintenance scheduling


effectiveness rates?

Monthly Maintenance Plan

Delayed discrepancies are referred to as

Awaiting parts (AWP) or awaiting maintenance (AWM)

If they are not able to schedule or combine deferred discrepancies with more extensive

maintenance actions, maintenance schedulers should

routinely schedule the aircraft to have delays worked.

What mission capability status code is the sum of not mission capable supply (NMCS) and

not mission capable both (NMCB) and reflects total not mission capable (NMC) aircraft

limitations due to supply?

Total not mission capable supply (TNMCS).

What deviation category is used when an aircraft is cancelled due to bad weather?

Nonchargeable

The total number of cancellations can be obtained from the

Accomplishment Utilization Report (AUR).

When computing for the Flying Scheduling Effectiveness rate, what is subtracted from the


total number of scheduled sorties?

Total deviations

If the number of deviations increases, the flying scheduling effectiveness rate will

go down

When used for the departure reliability rate, the standard for on-time departure is within

14 minutes of the scheduled departure time

You can apply the departure reliability rate to which of the following?

Base

When we compute utilization under the flying hour program, the two ways we compute for


the utilization (UTE) rate are

sortie and hourly

What is the definition of aircraft availability?

The percentage of a fleet not in a depot possessed or non-mission capable status.

What factor represents a historical percentage of scheduled sorties lost to causes outside of

unit control?

Attrition

If you have 100 sorties required to fly for the month and the attrition rate is 8 percent, how


many total sorties do you show on the flying schedule?

109

Spares are used to compensate for which unit controlled factors?

Maintenance cancellations, supply cancellations, and ground aborts

In determining the spare factor, what do you compare to the number of historical sorties


scheduled?

Number of 1st sortie logistics losses

What code is used in the computation of the break rate?

Landing Code 3

A more accurate description of a 20 percent break rate is that two out of 10

sorties landed with a landing Code 3.

Which rate is used to measure speed of repair and equipment maintainability?

Fix rate

When an aircraft lands with a code 3 landing status, what maintenance status code is entered


in Integrated Maintenance Data System (IMDS)?

Not mission capable (NMC)

What are the three time frames used in the fix rate formula?

4, 8, or 12 hours

The total abort rate is a combination of

air and ground abort

High repeat and recur rates may indicate a lack of

thorough troubleshooting

Base supply uses which rate to indicate depot support?

Cannibalization

What action taken code means “removed for cannibalization”?

T

Computation of the cannibalization rate includes the number of

sorties flown

When computing mean time to repair (MTTR), what item do you ignore when accounting


for repair hours?

Crew size

When computing for on- and off-equipment mean time to repair (MTTR), the first position

of the

WUC is not equal to zero

What are the two types of failure indicated by mean time between failure (MTBF)?

Inherent and induced

In the Integrated Maintenance Data System (IMDS) what is the maximum number of days

allowed for calculating the mean time between failure (MTBF)?

180

Which mission performance indicator is used to measure the average time between failures


of mission-essential systems?

Mean time between critical failure (MTBCF)

The two cornerstones of maintenance metrics are fleet availability and

program execution

What effect does a high abort rate have on the flying scheduling effectiveness (FSE) rate?

Drives FSE rate down.

Which fix rate time interval is reported for all aircraft other than fighters?

Twelve

By consolidating feasible cannibalizations (CANN) to a few aircraft when practical,


maintenance can keep which mission capable rate low?

Total not mission capable supply (TNMCS)

For Cyber/Space/Communications equipment, the number of hours during which the system


cannot be used for a specified purpose is designated

downtime

To compute an equipment’s operational availability, you need its

active and downtime hours

Which item is excluded when computing equipment’s operational readiness?

Scheduled maintenance

The Cyber/Space/Communications mean downtime is also expressed as the average time to

complete

a maintenance action

The Cyber/Space/Communications mean time between downing events is an indicator of

equipment

availability

The measure of the average on-equipment corrective maintenance in an operational


environment is the Cyber/Space/Communications mean

repair time

The average operating time between any system failure is measured by the

Cyber/Space/Communications mean time

between failure

The Cyber/Space/Communications mean time between critical failure (MTBCF) measures

the average operating time between system failures of

mission-essential system functions

When computing Cyber/Space/Communications mean time between critical failure

(MTBCF), the operating hours come from the total

system operating time

Which Cyber/Space/Communications mission performance indicator is a valuable indicator


of equipment or system maintainability and speed of repair?

Mean time to restore functions (MTTRF)

What computation is used as the principal indicator of reliability of

Cyber/Space/Communications system, subsystem, or lower level replacement action?

Mean time between maintenance (MTBM)

What is used to estimate the manpower requirement in support of maintenance and


operations?

Maintenance labor hours per active hour

How often is historical data sent from the Integrated Maintenance Data System (IMDS) and


MAF LOG C2 to the Global Combat Support System–Air Force Data Services (GCSS–AFDS)?

Hourly

When working with documents in the Global Combat Support System–Air Force Data


Services (GCSS–AFDS), what folder are personal documents saved to?

My Folders

The Logistics, Installations and Mission Support–Enterprise View (LIMS–EV) has the


capability to support what level of users?

Strategic, operational, and tactical

Who do you contact to gain access to Logistics, Installations, and Mission Support–


Enterprise View (LIMS–EV)?

LIMS–EV Team

What is the Situational Awareness Report?

A single source monthly product used to track all key Air Mobility Command (AMC) related


aircraft metrics.

The first step or point of departure in the analysis process is to

collect the data

In which step of the analysis process do you put the data you have collected into a usable


form?

Manipulate/compute

In which step of the analysis process would you encounter such questions as “Is the trend


stable?” and “Are the deviations greater than expected?

Compare

When investigating a problem, why should you continue on even if the problem seems to


have disappeared?

The disappearance may only be temporary

When doing an analysis, a benefit of follow-up is that it

provides results that generate effective management practices

You should continue to track significant data during the follow-up phase of the analysis


process until

you can determine that the problem has undergone a long-term fix

Information associated with maintenance organization operations is classified as

internal data

When analyzing data, you must constantly check it for

accuracy, completeness, and competency of the source or source document

How do you determine if you should retain an office copy of a report?

Determine if a real need exists for the data

One of your responsibilities in the analysis process is to ensure your assessments must be


objective and answer specifically

the why, how, when, and where questions

Credibility for a maintenance data systems analyst is best described as

consistently being objective, using accurate data, and providing realistic corrective actions

Which statement best describes a pulse point in a unit?

The debriefing section

When an analyst compares the late takeoff rate for Tyndall AFB, Florida, and Loring AFB,


Maine, for the period October through February, he or she exhibits what pitfall?

Non-comparable data

When making decisions based on existing trends, a frequent error is not considering the

stability of the trend

The validity of computer-generated data depends on the

quality of the raw data and the procedure with which it is analyzed

Once you have determined that an actual problem exists with high not mission capable


maintenance (NMCM) and overtime rates, your next action is to

undertake a logical and systematic approach to solving it

Which diagram is an essential tool for correlation analysis?

Scatter diagram

Pie charts are effective when they represent what percentage of the item under

consideration?

100

Bar charts are used for comparing

groups of data

Which chart best describes data over a period of time?

Line

Which statement best describes a special study?

An investigation and in-depth analysis of any subject

Which kind of approach initiates a special study during an equipment analysis?

Proactive

When you are establishing the scope of your special study, you are defining your

assumptions and limitations

Which medium is a formal way of presenting a special study?

Written report
What are the three levels of maintenance?
Organizational, intermediate, and depot
What level of maintenance is performed on-equipment?
Organizational and depot.
What level of maintenance uses highly specialized skills and special facilities?
Depot.
What maintenance approach eliminates the intermediate (off-equipment) function where possible?
2LM.
What maintenance approach is commonly practiced at CONUS bases?
3LM.
What are the two basic types of maintenance?
On-equipment and off-equipment.
What major command operates ALCs?
AFMC
What maintenance categories are used by the Air Force?
On-equipment operating command, off-equipment operating command, on-equipment AFMC, and offequipmentAFMC
What kind of maintenance is predictable?
Scheduled.
What kind of maintenance is unplanned?
Unscheduled.
What kind of maintenance requires special depot scheduling?
Unscheduled.
Name the five inspection concepts and describe the basic concept of each.
(1) Periodic: Based on the accrual of specified number of flying hours, or expiration of a calendar period.

(2) Phased: Consolidates BPO, HPO, and PE requirements into small packages having approximately thesame work content and clock hours for accomplishment.


(3) Isochronal: This is designed to translate flying hour utilization rates into calendar periods, usuallyexpressed in days.


(4) Programmed depot maintenance: Inspections requiring skills, equipment, or facilities not normallypossessed by the operating location.


(5) Airline/Manufacturer: follows the inspection schedule requirements of the aircraft manufacturer
Which inspection is a preparedness of flight?
Preflight.
Which inspection is required when a turnaround sortie or continuation flight is scheduled?
Thruflight.
When would a MIN be required?
After the accrual of a specific number of calendar days.
Define the in-place method of inspection.
When maintenance or operational requirements are such that the inspection or maintenance must beperformed at the equipment location.
Define the dock method.
When the inspection or maintenance requirements are such that the equipment must be moved to a fixedlocation.
When is a 30–day calendar inspection required?
When an aircraft has not flown or has been out-of-commission for more than 30 consecutive days.
When is a 90–day calendar inspection required?
When an aircraft has not flown for more than 90 consecutive days.
Who determines if additional requirements need to be added to the 30– or 90–day calendarinspections?
Local commander
Under what conditions do aircraft in PDM not require the 90–day inspection be performed?
If the items were accomplished and documented as part of the PDM package and 90 days have not elapsedsince their accomplishment.
What is included in the first look maintenance capability assessment?
Personnel, facilities, and airframe capabilities for each aircraft maintenance organization.
Who is the final approval authority for the completed first look package?
WG/CC.
What are the three parts of maintenance capability?
Airframe capability, personnel capability, and facility capability.
When is airframe capability used?
When determining the unit’s capability to support the operational flying requirement for a specified month,quarter, or fiscal year.
What are the four main computations to determine maximum capability?
Sortie capability (initial and maximum), sortie losses (projected), flying hour capability (maximum), andsortie UTE rate (maximum).
What does the MP/U measure?
The total number of direct maintenance personnel needed for each specified operational unit to performdirect on- and off-equipment work.
What does the term “facility” refer to?
Space requirements
Why is facility capability computed?
To determine how many flying hours or sorties the inspection docks can support.
System reliability and capability rates provide what indications of a unit’s ability?
To keep equipment in a ready status.
What is a system reliability rate?
A calculated percentage that indicates how long a selected system performs without having a malfunction.
What is a system capability rate?
A calculated percentage that indicates how much of the time a selected system performs without having afailure.
What is the purpose of the base repair capability program?
Return base-generated reparable items, authorized for base repair, to a serviceable condition at base level.
Name two agencies that repair parts that are not repairable at base level.
Contract maintenance and AFMC depot.
What base repair capability rate should units strive to achieve?
100 percent.
When used as a local management feedback tool, what does the maintenance schedulingeffectiveness rate measure?
Adherence to scheduled maintenance plans and actions.
What document displays the number of scheduled inspections?
Monthly maintenance plan
What are some examples of support requirements?
Fuel; oil, lubricants and servicing; supply; food services; security; fire department; base civil engineer; andbase operations
What should you do if the computed rate is lower than the command standard?
Investigate to determine the cause of unaccomplished events.
What does the delayed discrepancy rate represent?
The average deferred discrepancies across a unit’s average possessed aircraft fleet
What are deferred discrepancies?
Maintenance actions that need to be worked but are deferred to a later date when they are discovered
What criteria must be met for a job to be considered a delayed discrepancy?
The job is either deferred to a later date, scheduled with a start date greater than five calendar days after thediscovery date, or as a result of awaiting parts not available through the local supply system.
What does the MC rate represent?
The percentage of all possessed aircraft that are capable of fulfilling at least one of their wartime missions
What is the purpose of maintenance status codes?
To describe the capability of assigned aerospace vehicles and equipment to perform their unit assignedmissions
Which mission capability status indicates that an aircraft can perform at least one, but not all, ofits assigned missions?
PMC.
What is NMC?
Indicates the aircraft cannot perform any of its assigned missions due to maintenance and/or supply reasons
What are the maintenance status codes for PMC?
PMCS, PMCM, and PMCB.
Where can you obtain the data for computing mission capability rates?
The AVS report
What are the two most common chargeable deviations?
Maintenance and supply.
What is a nonchargeable deviation?
A deviation caused by reasons other than maintenance or supply, such as a late crew arrival or poorweather.
Who establishes the chargeable late takeoff standard?
MAJCOM.
What does the FSE rate provide commanders?
A tool to measure their ability to plan and execute their flying requirements.
What deviations are included in computing the flying scheduling effectiveness rate?
All deviations—chargeable and nonchargeable
Where would you get your data to compute your flying scheduling effectiveness rate?
AUR or locally established means.
What are the two types of departure reliability rates?
Logistics and worldwide.
What are the three primary causes of logistics departure reliability delays?
Supply, maintenance-related training, and maintenance problems
What do you call it when the logistics departure reliability is primarily accounted for by the unitowning the aircraft?
Home station logistics departure reliability
Against what two elements can the departure reliability rate be measured?
To type of aircraft or to the base.
What do UTE rates show?
Usage of assigned aircraft.
What measure is used to tell if an aircraft is being used efficiently?
Normal curve.
What is a program utilization rate?
The number of hours that each possessed aircraft is programmed to fly to accomplish the unit’s mission.
How do you define the UTE rate used in the flying hour program?
Average number of sorties or hours flown per authorized or chargeable aircraft.
What are the two UTE rates used in the flying hour program?
Sortie and hourly
To whom does maintenance scheduling and maintenance analysis provide planning factors?
Operations and maintenance managers.
What is the definition of aircraft availability?
The percentage of a fleet not in a depot possessed or non-mission capable status.
What is attrition?
The reduction or loss of sorties due to weather, aborts, operation cancellations, or the failure ofmaintenance to provide aircraft for scheduled sorties.
How can you use the attrition rate?
To schedule additional sorties and to project sortie losses
Name some attrition factors.
Any of the following: maintenance, operations, supply, HHQ, weather, sympathy, air traffic control.
For what type of factors can spares factors be used to compensate?
Unit controllable causes.
How often are spare aircraft requirements computed?
Annually.
Name the three categories of logistics losses.
Maintenance cancellations, supply cancellations, and ground aborts.
Who determines the parameters for the manhours per flying hour?
MAJCOM.
Where do you extract manhour data?
From the MIS such as IMDS.
List the three categories of manhours used to compute the manhour per flying hour.
On-equipment, off-equipment, support general.
What landing status code is used in the break rate computation?
3.
What does a 10 percent break rate mean?
One out of 10 sorties will land with a Code 3 landing status.
How are fix rates used?
Determining if aircraft are being repaired in a timely manner
How can you verify the compatibility of Code 3s entered by debriefing and controlling agencies?
By using the FTR
What are the three time frames, in hours, used as the nn goal?
4, 8, or 12 hours
What is an air abort?
A sortie that has to make an emergency landing or must land as soon as possible because it could notcontinue its primary or alternate mission.
What is a ground abort?
An aircraft fails to take off within the grace period of its scheduled takeoff time.
How do you determine the total abort rate?
Combine air abort and ground abort.
What is a repeat discrepancy?
One that occurs on the same system or subsystem on the first sortie or sortie attempt after originallyreported and cleared by maintenance
What is a recurring discrepancy?
One that occurs on the second through fourth sortie or attempted sortie after the original occurrence andcleared by maintenance
What may high repeat and/or recur rates indicate?
A lack of thorough troubleshooting; extreme pressure to commit aircraft to the flying schedule forsubsequent sorties; or a lack of experienced, qualified, or trained technicians.
What is the basis for repeat and recur rates?
The number of system malfunctions compared to the total number of pilot reported discrepancies (PRD).
What is cannibalization?
The authorized removal of a component from one end-item to be installed on another end-item.
Who may approve cannibalization?
The maintenance control officer or designated representative
What action taken codes are used in cannibalization? What do they mean?
T– removed for cannibalization; U– replaced after cannibalization
What is MTTR?
The average time to repair equipment.
What is the condition placed on the WUC when adding labor hours for on and off equipmentMTTR?
The first position of the WUC is not equal to “0.”
What action taken code(s) is/are not included for on-equipment repair actions? For off-equipmentrepair actions?
On-equipment MTTR: ATC “F.” Off-equipment MTTR: ATC “M” and “N.”
Define mean time between failure.
An average equipment operating time before a failure occurs.
Describe a Type 1 failure; describe a Type 2 failure
Type 1, which identifies inherent failures, is the actual failure of an item. Type 2, which identifies inducedfailures, is the failure of an item was caused by an outside influence.
When is a failure not counted as a failure for MTBF calculations?
When the item is not repaired.
What type of failure is tracked in IMDS?
Type 1 failure
What is MTBCF?
The mean time between any critical failure that will cause the system to be incapable of completing itsdesigned function or mission.
What kind of system failures is included in computing MTBCF?
Those that result in a non-mission capable status.
What kind of maintenance events is used in computing for MTBMA?
Scheduled and unscheduled.
Who sets the requirements and parameters for MTMBA?
MAJCOM.
What are the two categories key metrics?
Leading and lagging indicators.
Instead of program execution, what does the MAF use for its metrics?
The departure and arrival reliability rate.
How is fleet availability measured?
By the MC rate
How is the program execution measured?
By the UTE rate.
When examining the abort rate, to what could it be related?
System malfunctions
What type of aircraft is reported under the 12-hour fix rate?
All aircraft other than fighter aircraft.
How does the Air Mobility Master Plan define on-time departure?
Departures within 14 minutes of the scheduled departure time.
What supply measurement is used in conjunction with the CANN rate?
Supply issue effectiveness rate.
What do you need to focus on when the MC rate starts to go down?
Negative trends and top system problems
As a leading indicator, what calendar schedule do you look at for the FSE rate?
Weekly flying schedule
What UTE rate is the key indicator for fighter aircraft?
Sortie UTE rate
Which IMDS subsystem is the source of data to compute cyber/space/communication algorithms?
Cyber/space/communication equipment status and inventory subsystem.
Define active hours.
Possessed hours equipment is reported in use.
Define possessed hours for cyber/space/communication equipment
Total number of hours during a given month an item of equipment was possessed by an organization
What condition is assigned when a system or equipment can perform at least one, but not all, ofits missions or function?
Amber (PMC)
What can downtime hours include?
Red (NMC) or amber (PMC) statuses
Define critical failure.
Any degradation, indication of failure, actual failure, or combination of problems resulting in a loss ofmission-essential functions
What does operational availability depict?
The probability that, at any point in time, the system is either operating or can operate satisfactorily whenoperated under specified conditions.
What kind of downtime hours is used to calculate operational availability?
Red condition status.
What does the operational dependability rate depict?
The probability that, at any point in time, a system can be used to satisfactorily perform a specified missionunder specified conditions when called upon, given that the system is not down due to unscheduledmaintenance.
What type of maintenance is excluded when calculating operational readiness?
Scheduled maintenance
What does the mean downtime measure?
Average elapsed time between losing MC or PMC status and restoring the system to a MC or PMC status.
What does the mean time between downing events measure?
Average elapsed time between events that cause system downtime.
What does the mean repair time measure?
The average on-equipment corrective maintenance time in an operational environment.
What type of failures does the MTBF measure?
Critical and noncritical system failures.
What type of systems does the MTBCF measure?
Mission-essential systems
What does the MTTRF measure?
Average elapsed time required to repair and restore a piece of equipment or a system to full operationalstatus after a critical failure.
Why is the acronym MTBMA used?
The principal indicator of reliability of system, subsystem, or lower level replacement action.
List the events that are considered scheduled maintenance.
The accomplishment of recurring scheduled maintenance inspections and servicing, compliance withTCTOs (excluding immediate actions), accomplishment of scheduled time changes, and correcting delayedor deferred discrepancies.
What is used to estimate manpower requirements in support of maintenance and operations?
Maintenance labor hours per active hour.
What relationship does the utilization rate show?
Equipment’s use and possession.
Into what two areas is the Home Page is divided? Explain each.
(1) Dashboard navigation bar: Includes the following options home tab, documents tab, application option,help menu, preferences option and logoff option.

(2) Workspace panel: Displays the page you are viewing (such as folder properties or reports).
Into what format can GCSS-AFDS documents be exported?
Excel, PDF, or CSV files.
What is a universe?
A logical group of data with a name that is easy to identify based on the type of data available.
LIMS-EV is available via what?
AF Portal.
What is the Weapons System View?
The single source to examine analytical metrics for current and historical weapons systems information
Analysis data is organized under what tabs?
Metric, work unit code, and leadership dashboard.
What two data systems are used to provide aircraft performance and maintenance relatedindicators for the Situational Awareness Report?
MAF LOG C2 and GDSS.
How is the Situational Awareness Report accessed?
Via the MAF LOG C2 website (https://webg081.csd.disa.mil).
What selection criteria options are used to view the report?
The aircraft type, command, base, metric and report date.
What is the analysis process
A multifaceted approach used for solving management problems.
What is the difference between internal and external data?
Information that originates within an organization (e.g., the operations of the maintenance wing) isclassified as internal data. Information that originates outside an organization (e.g., a squadron outside ofyour maintenance wing) is classified as external data
What must you constantly check for when analyzing data?
Accuracy, completeness, competency of the source or source document
When studying an organizational chart, what two important questions about a function must youanswer?
(1) What kinds of things does it do?

(2) What kinds of information does it provide?
What are four on-base offices that maintain information relevant to an analyst?
(1) Supply.

(2) Cost Analysis (formally Management Analysis).(3) Management Engineering.


(4) Quality Assurance.
What is a report?
It is nothing more than a method of conveying raw or summary information.
What are the greatest advantages of using a report?
It is relatively easy to prepare and the fastest means to formally disseminate information
What is the disadvantage of recurring reports?
They could continue to exist even after they are no longer needed
How does an analysis affect a subject under study?
It separates a subject into its various parts to arrive at a meaningful interpretation of the facts
As an analyst, what is your responsibility concerning the JDD system?
Educating yourself on the purpose and operations of the JDD system
According to the analysis process, what are some of the primary responsibilities of an analyst?
Any three of the following:

(1) Maintain the trust of commanders and managers.


(2) Supply and interpret information.


(3) Provide objective feedback to the decision-makers.


(4) Analyze unit performance.


(5) Help those work center supervisors who seek your assistance.
What is credibility as it applies to the analysis process?
Being consistently objective, using accurate data, and providing logical and realistic solutions for correctiveaction.
Define and give examples of pulse points as they apply to the analysis process.
They are places within a unit that analysts use to get information. This information enables them to assessthe condition of the organization. Examples are meetings and debriefings.
What is one of the most common pitfalls, in the analysis process, and how can it be avoided?
Unconscious bias; it can be avoided by having integrity and trying to be objective with no preconceivedideas on the subject being studied.
What are the three prerequisites a sample must meet?
It must be precise, without bias, and represent the population.
What is the advantage of graphing data?
It is far easier to observe any possible relationships or differences
At what point in the analysis process do you gather opinion-type data?
Research step.
During the follow-up phase, what questions would you ask about the NMCM rate?
Is the NMCM rate going down, leveling off, or increasing?
What is an essential graphic tool for correlation analysis?
Scatter diagram.
Besides the scatter diagram, what other diagrams can be used for frequency distribution?
Histogram and frequency polygon.
In a control chart, how are quality of performance points plotted?
In the order of production.
What is a flowchart?
Graphical representation of a process
What do the “bones” in the fishbone diagram represent?
Main causal categories
What is usually combined with a chart to compare data with graphics in one viewing?
A table.
Why should you limit your segments to no more than five when constructing a pie chart?
To avoid a cluttered appearance
Name two types of bar charts
Simple bar chart and divided bar chart.
Why is a line chart also called a historical curve?
Because of its unique capability for describing data over a period of time.
On what assumption is the pareto chart based?
The assumption that 80 percent of the problem comes from 20 percent of the causes.
What is a special study?
An investigation and in-depth analysis of any subject to find out the root cause of a specific problem andprovide possible solutions.
What are the two ways special studies are initiated?
(1) As a result of an analysis of a unit performance and directed by the commander.

(2) Through an equipment or mission analysis and initiated by the analyst
Which approach is preferred when initiating a special study?
Proactive approach by the analyst.
What are the five basic questions you ask when you organize your special study?
(1) Why are you doing the study?

(2) What is the scope of the study?


(3) What is really happening?


(4) Why is it happening?


(5) What should be done about it?
What are the two methods of presenting a special study?
Written report and oral presentation
What is the formal way to present a special study?
Written report.
Why do the formats for the special study differ?
To satisfy the requirements of the intended receiver of the report.