Variable Categories | Explanations and statistics | ||
Explanations | Mean | Standard deviation | |
Personal |
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Male | If the traveler is male, it takes value 1, otherwise 0, a binary variable | 0.5 | 0.5 |
Age | Age of the traveler, a continuous variable | 50.77 | 11.85 |
Post graduate work/advanced degree (education level), (PGD) | If the traveler has the stated academic degree, it takes value 1, otherwise 0, a binary variable | 0.25 | 0.43 |
Household |
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Household size, (HH2)- (HH3) and (HH ≥ 4) | Several binary variables including: 1 person household (base), 2-person household, 3-person household, 4 or more than 4-person household | HH1 = 0.11 HH2 = 0.42 HH3 = 0.17 HH ≥ 4 = 0.29 | HH1 = 0.31 HH2 = 0.49 HH3 = 0.37 HH ≥ 4 = 0.45 |
Income level of more than $65K, (Inc65K) | If the traveler’s household income is more than $65K annually, it takes value 1, otherwise 0, a binary variable | 0.62 | 0.48 |
Number of driver’s license holders in the household, (DLHH) | A continuous variable | 2.11 | 0.69 |
Land Use |
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Total jobs density in the home TAZ, (JDH) | A continuous variable (1,000 employees per square mile) | 1.27 | 1.26 |
Total jobs density in the work TAZ, (JDW) | A continuous variable (1,000 employee per square mile) | 2.78 | 1.75 |
Tour |
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Number of work tours, (NWT) | Number of work tours that a traveler makes during a day, a continuous variable | 1.28 | 0.49 |
Tour starting time from home, (TS) | A one-hour period during which the work tour starts. For example: TS78am means the tour starts between 7 and 8 a.m., several binary variables | TS67AM = 0.13 TS78AM = 0.39 TS89AM = 0.14 | TS67AM = 0.34 TS78AM = 0.48 TS89AM = 0.35 |
Tour ending time, (TE) | A one-hour period during which the work tour ends. For example: TE45pm means the traveler arrives back at home between 4 and 5 p.m., several binary variables | TE23PM = 0.03 TE34PM = 0.07 TE45PM = 0.17 TE56PM = 0.26 TE67PM = 0.10 TE78PM = 0.04 TE89PM = 0.05 | TE23PM = 0.18 TE34PM = 0.25 TE45PM = 0.37 TE56PM = 0.44 TE67PM = 0.30 TE78PM = 0.20 TE89PM = 0.22 |