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77 Cards in this Set

  • Front
  • Back
Cost Overrun
The additional percentage or dollar amount by which actual costs exceed estimates.
What is Cost?
-something Given up in exchange
-measured in monetary amounts that must be paid to acquire goods and services.
Percieved reasons for cost overruns
1) unrealistic cost estimates that are based on unclear project requirements.

2) Many projects involve new technology or business processes.
Project cost management
The processes required to ensure that a project team completes a project within an approved budget.
crucial phases of Project cost management
-projects must be well defined, have accurate time, and cost estimates, and have a realistic budget.
Three project cost management processes
Estimating costs
Deteriing the budge
controlling costs
Project cost management processes:
Estimating costs
-Develop estimate of the costs of resources to complete the project.
-part of integration
-includes
-level accuracy of estimates
-variance thresholds for
monitoring cost performance
-Reporting formats, etc
Project cost management processes:
Estimating costs (OUTPUTS)
-Activity cost estimates
-basis of estimates,
-project document updates
Project cost management processes:
Determining Budget
-allocate the overall cost estimate to individual work items to establish a baseline for measuring performance.
Project cost management processes:
Determining Budget (OUTPUTS)
--cost performance baseline
-project funding requirements
-project document updates
Project cost management processes:
Controlling
involves controlling changes to the project budget.
Project cost management processes:
Controlling (OUTPUT)
-work performance measurements
-budget forecasts
-organizational process asset updates
-change requests
-project management plan updates
Profits
-Revenues minus expenditures
-increase profits by decreasing expenses or increasing revenues or both.
Profit Margin
the ratio of revenues to profit
Life Cycle Costing
creates a big picture view of the cost of a project throughout its lifecycle.
=accurate projection of a projects financial costs and benefits.

-considers the total cost of ownership/development plus support costs for a project.
Costs that are usually forgotten when determining costs
-cost of downtime
Includes, cost to bring the system back up, staff cost to make up for lost work in projection and direct and indirect lost revenue.

-not spending enough money in early phases of the projects lifecycle which affects the total cost of ownership.
Cash Flow Analysis
A method for determining the estmated annual costs and benefits for a project and the resulting annual cash flow.
Reasons for cash flow analysis
-to determinee the net present value
-helps to determine which projects to invest in so that they do not do too many projects at once so taht they can be supported.
-the year that estmates are based must be clearly defined.
Tangible costs or benefits
the costs or benefits that an organization can easily measure in dollars.
Intangible costs or benefits
costs or benefits that are difficult to measure in monetary terms.

-since intangible costs/benefits are hard to quantify, they are also harder to justify.
Examples of intangible costs
-Goodwill
-Prestige
-statements of improved productivity
Direct Costs
Costs that can be directly related to producing the products, and services of the project.

-eg wages that are directly attributed to a certain project
Indirect Costs
costs that are not directly related to the products or services of the project but are indirectly related to performing the project.

-eg paper towels
Sunk Cost
-Money that has been spent in the past
-do not consider sunk costs when determining whether or not to invest or continue a project.

-eg. keep funding a project htat is not making money.
Learning curve theory
when many items are produced repetitively, the unit cost of those items decreases in a regular pattern as more units are produced.

-helps estimate costs of project with large quanitites of items.

-also applies to the amount of timeto complete some tasks.
Reserves
the dollars included in a cost estimate to mitigate cost risk by allowing for future situations that are difficult to predict.
Contingency reserves
Money that is set aside to allow for future situations that may be partially planned for (known unknowns) and are included in the project cost baseline.
Management reserves
allow for future situations that arer unpredictable (unknown unknowns)

-eg a project manager calls in sick for two weeks.
types of cost estimates (3 types)
-rough order of magnitude (ROM) Estimate
-Budgetary estimate
-definitive estimate
Rough Order of Magnitude (ROM) Estimate
-provides and estimate of what a project will cost.
=AKA Ballpark estimate
-done early in a project or before its started.

-Provides estimate of cost for selection decisions

-used to help make project selection decisions

-Time frame=3+ years before project completion

-accuracy= -50% to +100% (50% below actual costs or 100% above)
for IT projects the difference is usually double.
Budgetary Estimates
Used to allocate money into an orgnaizations budget.

-Puts dollars in the budget plans

-usually developed at least 2 years into the future

-completed 1 to 2 years prior to project completion.

-accuracy=-10% to +25%
Definative Estimate
-Provides an accurate measure of project costs.

-provides details for purchases, estimates actual costs.

-used for making purchase decisions that require accurate estimates and for estimating final project costs.

-made 1 year or less prior to project completion

-most accurate of cost estimates

-accuracy=-5% to +10%
Cost Estimates
-usually done at various stages of a project and should become more accurate as time progresses.

-the number and type of cost estimates vary by application area.

-important to include supporting details for the estimates.
what to include in supporting details for cost estimates
-ground rules and assumptions
-descritpion of the project (scope, wbs,etc)
-details on teh cost estimation tools andd techniques used to create the estimate.
cost management plan
describes how the organization will manage cost variances on the project. (how it will respond to costs that are higher or lower than the estimates).

-part part of the overall project management plan
Cost estimation tools and techniques
-Analogous estimates (top-down estimates)
-bottom up estimates
-Parametric modeling
-cost of quality
-project management software
-vendor bid analysis
-reserve analysis
analogous estimates (top down estimates)
use the actual cost of a previous, similar project as the basis for estimating the cost of the current project.

-requres expert judgement

-less expensive

-least accurate

-groups preparing these must have expertise to determine whether certain parts of the proect will be more or less expensievethan analogous projects.
bottom up estimates
estimating individual work items or activiies and summing them to get a project total.

-activity based costing

-size of the individual owrk items and experience of estimators drive the accuracy

-smaller work items increased accuracy

-usually time intensive and more expensive to develop.
Parametric modleing
uses project characteristics (parameters) in a mathematical model to estimate project costs.

-most reliable when the historical information used to create the model is accurate, parameters are readily quantifiable and teh model is flexible intemrs of hte size of hte project.
Other considerations when preparing cost estimates
-how much to include in reserves
-cost of quality
-other cost estimating methods
Problems with IT cost estimates
-Estimates are done too quickly

-Lack of estimating experience

-Human Beings are biased toward underestimating

-Management desires accuracy
why make sure estimates are accurate?
management doesnt forget first estimate

never remembers how approved changes affect the estimate

neverending process to keep management informed about revised cost estimates.

it should be a formal process.
Creating a cost estimate
-gather as much information as possible.

-ask how the organization plans to use the estimate. if the basis for contract awards and performance reporting it should be a definitive estimate

-clarify the ground rules and assumptions for the estimate

-develop a cost model using the infomration in the assumptions.

-after approval then team can allocate costs for each month basedo nte hproject schedule and when the costs will be incurred. may also require that costs be itemized into budget categories.
Determining the budget (developing the cost bugeting process)
involves allocating the project cost estimate into individual work items over time

-based on activities in teh WBS

-Goal: produce a cost baseline for measuring project performance and project funding requirements. May result in project document updates eg modification of the scope statement
Inputs of a budget
-cost estimates
-basis of estimates
-scope of baseline
-project schedule
-resource calendars
-contracts
-organizational process assets
Why understand the budget categories?
Need to be able to collect data according to the categories

costs are tracked according to this information-accross this project and others and is used as a way to reduce costs. can also be used for legal and tax purposes.
Cost baseline
time phased budget taht managers use to measure and monitor cost performance.
results of cost budgeting (OUTPUTS)
-may result in updates to the cost management plan

-provides information for project funding requirements.
Controlling project (includes)
-monitoring cost performance

-ensuring that only appropriate project changes are included in a revised cost baseline

-informing stakeholders of authorized changes to the project taht will affect costs.


-part of the integrative change control process
Controlling Project (INPUTS)
-project management plan

-project funding requirements

-work performance data

-organizational process assets
Controlling project (OUTPUTS)
-work performance measurements

-budget forecasts,

-organizational process asset updates

-change requests

-project maanagement plan updates

-product document updates
Performance review meetings
-help to control costs because people are more likely to perform better when they must report them.
Earned Value Management
a project performance measurement technique that integrates scope, time, and cost data.
What can managers measure with a performance baseline
-how well the project is meeting scope, time, and cost goals.

-Enter the actual informaiton and then compare to the baseline
Baseline
the original project plan plus approved changes.
Planned Value (PV)
(Called the budget)-the portion of the approved total cost estimate planned to be spent on an activity during a given period.
Actual Cost (AC)
the total direct and indirect costs incurred in accomplishing work on an activity during a given period.

(the total cost of the project that was actually incurred)
Earned Value (EV)
An estimate of teh value of the physical work actually completed. Based on the original planed costs fo the project or activity to date.
Rate of Performance (RP)
an estimate of the value of the physical work actually completed. Based on hte original planned costs for the project or activity and the rate at with the team is completing the work on hte project to date.

(EG if 1/.2 of work is complete then RP =50%/100
Calculation: EV
EV=PV to date * RP
Calculation: CV
CV=EV - PV
Calculation: Scheduled Variance (SV)
SV=EV-PV
Calculation: Cost Performance Index (CPI)
CPI=EV/AC
Calculation: Schedule performance index (SPI)
SPI=EV/AC
Calculation: Estimate at completion (EAC)
EAC=BAC/CPI
Calculation: Estimated time to complete
Original time estimate/SPI
Cost Variance:
the earned value minus the actual cost.

-if (-) then cost of work is more than planned.

-if (+) then cost of work is less than planned.
Schedule Variance
the earned value minus the planned value.

- (-) means that it took longer than planned to perform the work.

-(+) means that it less time than planned to perform the work
Cost Performance Index (SPI)
the ratioof earned value to actual cost and can be used to estimate the projected cost of completing the project.

-1 to 100%, then planned and actual costs are as budgeted

-less than one or less than 100 % then it is over budget (PROBLEMS)

-over one or more than 100% then under budget
Scheduled performance index (SPI)
the ratio of earned value to planned value can be used to estimate teh projected time to complete the project.

-At 1 or 100% then at scheduled time

-Less than 1 or 100% then running behind schedule (PROBLEMS)

-Above 1 or 100% then running ahead of schedule.
Estimate at completion (EAC)
An estimate of what it will cost to cmplete the project based on perfromance to date.
Budget at completion (BAC)
the original total budget forhte project
Why is earned value management used?
its focus on tracking actual performance versus planned performance

the importance of percentage completion data in making calculations.

-tracking costs may be cumbersome
-Estimating % completion of tasks may produce misleading information.
levels of portfolio management (5)
1. Put all your projects in one database

2. Prioritize the prjects in your database

3. Divide your projects into two or three projects based on type of investment

4. Aautomate the repository

5. Apply modern portfoio theory, including risk-return tools that map project risk on a curve
Benefits of Project Portfolio Management Software
-Improved annual averaage project timeliness
-reduced IT mgt tiem spent on project status reporting
-Reduced IT mgt time spent on IT labor capitalization reporting
-Decreased time to achieve financial sign off for new IT projects.
How are reserves used?
They are funds that are set aside in case something happens and you have costs that you did not include in your original estimate.
Learning curve theory
states that when many items are produced repetitively, the unit cost of those items decreases in a regular pattern as more units are produced