Midwest Northeast South West F-value / x2
Number of participants 167 169 315 131 -
Mean automobile accessibility1 index 0.06 0.23 0.05 0.12 26.5***
Median automobile accessibility1 index 0.03 0.07 0.03 0.07
Mean workers per job index2 0.38 0.47 0.41 0.44 10.5***
Mean TTI index3 (averaged across respondents) 0.41 0.57 0.45 0.64 23.1***
Mean age 47.68 47.73 46.35 44.18 1.4
Mean commuting time (min) 18.67 19.67 17.39 19.57 0.8
Mean number of children in a household 0.93 0.66 0.62 0.64 3.1*
Income4 >= $200,000 % 5% 10% 3% 8% 3.1*
Income $150,000 - $200,000 % 6% 8% 4% 5% 1.0
Income $100,000 - $150,000 % 14% 16% 11% 12% 0.8
Income $50,000 - $100,000 % 31% 28% 30% 38% 1.4
Income $25,000 - $50,000 % 23% 19% 30% 18% 3.5*
Income Under $25,000 % 20% 19% 22% 20% 0.2
Urban5 % 72% 92% 80% 80% 5.5**
Female % 51% 51% 51% 51% 0.02
Own/be interested in smart devices % 71% 74% 77% 75% 2.23
Be familiar with AVs % 49% 56% 50% 48% 2.22
Positive attitude towards AVs% 37% 40% 32% 38% 3.18
Willing to purchase AVs% 34% 38% 29% 32% 3.61
Willing to use AV taxicab service% 25% 31% 19% 26% 8.22*
Willing to share AV taxi with a stranger% 20% 26% 20% 17% 3.60
Mean of Factor 1: Pro-Technology -0.07 0.13 -0.06 -0.03 1.32*
Mean of Factor 2: Driving enjoyment 0.01 0.05 -0.01 0.03 0.16
Mean of Factor 3: Risk Avoiders -0.01 0.02 0.00 0.04 0.15
Mean of Factor 4: Regulating traffic 0.01 0.12 -0.09 0.04 1.89
Mean of time willing to wait to work 12.8 11.0 11.5 10.8 1.19
Mean of time willing to wait from work 12.2 12.7 12.0 9.5 3.5*
Mean of time willing to wait to a grocery store 13.0 12.1 12.7 11.5 0.71
Mean of time willing to wait from a grocery store 12.7 11.8 12.0 10.3 1.81
Mean of time willing to wait to a restaurant 14.5 12.7 13.7 12.0 1.56
Mean of time willing to wait from a restaurant 13.0 12.8 13.3 10.8 2.50