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117 Cards in this Set
- Front
- Back
Midterm T or F
Household Demographics are not needed in transportation planning for regions. |
False
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Exam Tor F
EMFAC2011 is software for light duty cars only. |
False
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Exam T or F
Emissions control is a discretionary activity for the State of CA. |
False
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Exam T or F
CARB means California Air Resources Board. |
True
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Exam T or F
Co2 is a dark odorous gas of paticulate mater of about 2.5 centimeters. |
False
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Exam T or F
Mobility is the ability to move. |
True
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Exam T or F
Accessibility is the ability to reach places. |
True
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Exam T or F
Most land use decisions are in the hands of the federal government. |
False
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Exam T or F
The CA Transportation Plan does not support the economy. |
False
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Exam T or F
The National Ambient Air Quality Standards are general guidelines that nonattainment areas and MPOs can consider if they want. |
False
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Exam T or F
The EPA MOBILE software is designed to enhance mobility. |
False
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Exam T or F
Air pollution is the presence of any compound in the air. |
False
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Exam T or F
Green House Gases include Water Vapor. |
True
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Exam T or F
The overarching strategies (AB 32 and SB 391) to decrease GHG emissions in CA include three groups that are vehicle technologies, fuel types, and VMT. |
True
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Exam T or F
Car ownership increases with GDP worldwide. |
True
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Exam T or F
In surveys, measurement error occurs because we select a sample and not the entire population. |
False
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Exam T or F
Response rate increases with many reminders. |
True
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Exam T or F
A household questionaire is included in travel surveys to make respondents comfortable and ask them invasive questions later. |
False
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Exam T or F
Some of the inpute into planning simulation model systems are the social and demographic information in a region and the transportation network. |
True
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Exam T or F
Increase in travel in the US happened partially due to changing employment patterns. |
True
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Exam T or F
Activity and trip diaries are the same thing. |
False
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Exam T or F
Data collection serves many purposes that include creation of simulation models. |
True
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Exam T or F
The Puget Sound Regional Council flowchart of models (PSRC modeling process) represent the most advanced regional model. |
False
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Exam T or F
The ideal data collection scheme includes many components. |
True
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Exam T or F
Between 1960 and today, we experienced major changes in transportation technolgies including carse that pollute much less. |
True
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Exam T or F
Data from surveys are used to describe travel behavior, estimate models, and to develop a regional transportation plan. |
True
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Exam T or F
In planning a Goal is more general than an Objective. |
True
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Exam T or F
Pilot testing in surveys is needed to detect and correct potential issues in survey design. |
True
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Exam T or F
CATI is computer aided telephone interview. |
True
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Exam T or F
The CA Household Travel survey is part of the US CENSUS 2010. |
False
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Exam T or F
SB 375 calls for coordination between land use and transportation policies. |
True
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Exam T or F
SB 375 is legislation that we created by the Obama administration in 2009. |
False
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Exam T or F
GPS can be used to verify diaries and can be used to study other facets of behavior. |
True
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Exam T or F
Day to day variation is not important to capture in surveys. |
False
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Exam T or F
SB 391 is the same as SB 375 but for the state of Arizona. |
False
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Exam T or F
Interregional travel is a term reserved exclusively for travel across the four major regions of the US (North East, North West, South East, and South West) |
False
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Exam T or F
The recommended minimum content for household surveys includes questions about the household, person, vehicle, and activity. |
True
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Exam T or F
Emission factors are used in software to predict travel behavior. |
False
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Exam T or F
Attitude questions require respondents to show positive or negative feelings about the "attitude object" |
True
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Exam T or F
In surveys, an advance letter is not required by IRB but it is recommended as best practice. |
True
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What gas is polluted the most in the nation through transportation souces alone? What percent?
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Carbon Monoxide and makes up 70%
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Cars are getting cleaner, but ___________ offsetting progress in ozone pollution control.
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but people are driving more
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What are some GHG?
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Water vapor, carbon dioxide, methane, nitrous oxide, chlorofluorocarbons, hydrofluorocarbons, hexafluoride, and tropospheric ozone.
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What is a TIP?
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te list of proposed projects a MPO submit for statewide consideration
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For regional air quality assessment, a TIP needs to be accompanied by what?
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- a statement on regional air quality assessment and be in conformance with the Statewide Implementation plan to meet the clean air standards
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What do modelers need to do for regional air quality assessment?
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1. estimate current and future population and employment
2. estimate current and future travel and congestion 3. estimate/assume current and future background pollutant concentrations 4. incorporate the effects of transit policies and pricing options 5. estimate the effectiveness/impact of existing projects |
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What is HPMS?
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Highway Performance Monitoring System provides data that reflects the extent, condition, performance, use, and operating characteristics of the Nation's highways.
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What is needed from HPMS for the conformity Assessment process?
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Base year HPMS data of volume and adjustment factors
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What are the three major sections of the PSRC Modeling Process?
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Land Use Modeling
Travel Demand Modeling Air Quality Modeling |
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What is PSRC?
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Puget Sound Regional Council- it is the regional transportation, economic development, and growth management planning organization for central Puget Sound
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What is the simple equation for onroad emissions by MOBILE models?
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Emissions= Activity x Emission Factors
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What is MOBILE models onroad emission's activity data?
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VMT or vehicle miles traveled
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What are MOBILE models onroad emissions factors?
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ozone precursors
PM and SO2 Air Toxics |
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What is MOBILE's building blocks?
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base emission rates (BER)
driving cycles-for emission inventories |
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What is the data for emissions?
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-VMT Inventory of State Department of Transportation (DOT)/Fed
-Predictions from 4-stop or other models -Emission factors from EPA MOBILE software -Need to also have VMT by vehicle class |
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What is MOBILE?
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- an EPA model for estimating pollution from highway vehicles
(but supeseded by MOVES- Motor Vehicle Emission Simulator) |
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What are the different inputs to MOBILE MODEL?
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-vehicle speed
-ambient temperature -gasoline volatility (Reid Vapor Pressure RVP) -Control Programs such as: inspection/maintenance, reformulated gasoline, oxygenated fuels, and new vehicle standards -Registration distributions |
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What are the "Overarching Strategies" for calculating transportation GHG?
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Vehicle Technology (GHG/Mile) + Fuels (GHG/Gallon) + Vehicle use (VMT)
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What is AB 1493?
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Assembly Bill No. 1493, known as the Pavley Bill, regulating GHG emissions in passenger vehicles.
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For Data Analysis, begin with summary of descriptive statistics followed by 3 other measures:
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1- measures of location or CENTER of the data
2- measures of scale or DISPERSION of the data 3- measures of association or RELATION within the data |
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What is a box plot?
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a basic graphing tool that displays centering, spread, and distribution of a continuous data set (a variable)
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When stating statistics in a report, what is perhaps the most important piece of information for credibility?
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to report the sampe size for credibility
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What is skewness?
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measure of the symmetricity of a distribution
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What is kurtosis?
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the measure of the thickness of the tails of a distribution
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What are the steps for the survey process?
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-Preliminary planning
-selectin of survey method and sample design - pilot survey -survey administration -data coding and data editing - data analysis -tidying up and presenting the results -report (added by Goulias) |
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What are the 10 steps to a successful survey by Salant?
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-Understand and avoid the four kinds of error
-Be specific about what information you seek and why -Choose the survey method that will work best -Decide whether and how to sample -Write good questions -design and test the questionnaire -assemble the necessary resources -code, computerize and analyze the data -present your results -maintain perspective -reports and presentations- added by Goulias |
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Why does a coverage error occur?
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-occurs when the sampling frame from which the sample is drown does not include a segment of the targeted population
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Why does a sampling error occur?
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Occurs because the survey does not cover the entire population which always happens to some extent
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Why does a measurement error occur?
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occurs when the respondent's answer to a question is innacurate, imprecise, or in any other way unusable
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Where do measurement errors come from? who is at fault?
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from either:
- survey method - questionnaire - interviewer - respondent |
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Why does a Non-Response error occur?
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occurs when a significant number of people in the sample to do not respond to the questionnaire
-main reason to maximize the response rate |
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What is TDM?
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-Total Design Method: by Don Dillman based on the Social Exchange Theory where TDM maximizes the survey response by
-maximizing the reward for the respondant -minimizing the cost of responding -and establishing trust with the respondent that the rewards will be delivered |
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What are some transportation organizations?
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-PennDOT
-MPOs -TMAs -LDDs -Local governments -citizen participation |
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What is PennDOT?
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Pennsylvania Department of Transportation
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What is an MPO?
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Metropolitan Planning Organization
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What is TMA?
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Transportation Management Association- a regional leader in customizing environmentally friendly, multimodal transportation solutions for employers and communities
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What are the portions of the typical process in long range planning, cooperative, comprehensive, and continuous, that are part of the sequential demand forecasting process?
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DATA
Calibrate Models Areawide forecast Analysis of future alternative systems Plan testing, evaluation and selection |
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What is the 4 step model part of?
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part of the sequential forecasting process and urban transportation lanning system (UTPS)
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What is the 4 step model steps?
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Trip generation
Trip distribution Mode choice Network Assignment |
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For the PSRC (Puget Sound Regional Council), what are the three main section to prepare Mobile Source Emissions?
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Land Use Modeling
Travel Demand Modeling Air Quality Modeling |
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Each Taz (Transportation Analysis Zone) for Land Use and Economic Analysis contains what?
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contains "observed" numbers for today's analysis and predicted numbers for forecasting
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What are the outputs of the 4 step process (Travel Demand Modeling section) from UTPS?
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- the trip interchange matrix and the shortest path trees
- a trip interchange matrix for each mode: car, public transortation and also pedestrian - peak hour volumes, estimated travel times, and volumes to capacity ratios |
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For basic assumptions, J is a function called ____ representing the "convenience of choosing mode j.
J is called the choice set |
a function called Utility representing the "convenience" of choosing mode j.
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What are Utility components?
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-the individual "taste variateion"
-choice characteristics or choice attributes -context such as trip type, time of day, and budget constraints |
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When travelers make decisions about what transportortation option to use it is baded off of what?
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they choose the option with the most advantageous utility or "maximum utility"
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T or F
Analysts know all the factors that influence choice behavior |
False
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T or F
Travelers do not always make choices consistently |
True
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T or F
Analysts are not interested in including all possible variable that affect behavior in models |
True
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T or F
Analysts are interested in policy variables that can be manipulated to find traveler's reaction |
True
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Analysts are interested in social and demographic traveler characteristics, but not economic travelers characteristics
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False. All are important because these 3 variale allow analysts to link models to TAZs Transportation Analysis Zones
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T of F
Utility models incorporate uncertainty |
True
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Utility elements:
i= ? j= ? Vij= ? Eij= ? |
i= person
j= mode Vij= systematic and measurable part Eij= random component |
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What is then done with Utility models results?
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it is converted to an estimate of the chance to choose a mode
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What is the utility function?
_ = _ + _ |
U= V + E
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What is different about the utility model and the LOGIT Model?
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LOGIT assumes the random components of the utility are independent identically Gumbel distributed random variables
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In the behavioral definitions 2 example from class, what is A, B, C and alpha and beta?
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A- home to work variable
B- work to grocery store C- grocery store to home All 3 are the primary tour or trip chain of A + B + C alpha and beta and secondary tour or subtour a + B beta is from work to lunch, and alpha is from lunch to work |
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What else is included in behavior definitions (activity approach) 3 from class?
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-number of trips by different household members
-miles traveled -travel times -modes used -trip purposes and the determinants of travel patterns |
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What are some limitations of 4-step and older models?
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-zones are too large aggregates
-does not incorporate the reason for traveling -main motivation is the purpose as an activity location -trips are treated as if they were independent -heavy emphasis on commuting trips and home-based trips |
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What are 4 important things to an activity-based approach?
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-motivation
-people -derived demand -interactions (linkage of activities) |
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what are the two main points of the demand for activites and time allocation of an activity-base approach?
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-a dynamic relationship with feedbacks
-thinking in terms of temporal hierarchies |
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For an activity pattern, what defines a path in space and time?
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a sequence of activities or schedule
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Most MPO applications follow ______
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follow an activity base pattern or schedule
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For modeling trends, what are anchor points?
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anchor points are locations like home, work or school and are in the first choice level
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For modeling trends, what are out-of-home activity purposes?
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they include work, school, shopping, meals, personal business, recreation, and escort
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For modeling trends, what are in-home activities?
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can sometimes be work, maintenance and discretionary
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Step frequencies and activities at stops are modeled at the ____ pattern and _____
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the day pattern and tour
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T or F
Mode and destination are modeled together. |
True
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T or F
Departure time is modeled explicitly and feed into a time period for traffic assignment |
False. daparture time is modeled explicitly and feed into MULTIPLE time periods for traffic assignment
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In human interactions, what can be said about day patterns of people in households?
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the day patterns of one person in a household relate to the day atterns of another person within the same household
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T or F
Joint activities and allocation of activity-roles are not explicitly modeled |
False. They are explicitly modeled
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The output of time periods depends on ____ in modeling time.
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The output of time periods depends on traffic assignment needs
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What provides the basic data for spatial and land use in models?
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Spatially distributed synthetic population using external control totals
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In models, homes and schools are emphasized but _____ and _____ locations not prominent
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business locations and major center locations not prominent
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What is SimAGENT Models?
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Scag Activity-Based Travel Demand Model
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What is Propolis? Objectives?
|
A research project within the Fifth Framework Programme of the EC.
Objective- research, develop and test integrated land use and transport policies, tools and comprehesive assessment methodologies in order to find sustainable long-term urban strategies and to demonstrate their affects in cities. |
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What set of indicators were developed under Propolis?
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measuring the environment, social and economic dimensions of urban sustainability
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What is the purpose of Propolis?
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-distinguish between environmental and economic indicator
-have some idea of the types of policies simulated -definition of index function used -land use transportation interaction and why (similar to SB 375) |