TABLE 10 Comparison of Updated and Observed Trip Rates for Urban Clusters

TABLE 10 Comparison of Updated and Observed Trip Rates for Urban Clusters

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  Sample HBW HBO NHB
Mean SE of mean Mean SE of mean Mean SE of mean
Unweighted KY add-on sample 1.14 0.088 5.06 0.260 2.61 0.204
KY standard sample 1.05 0.174 3.56 0.430 1.56 0.272
Updated data 1.12 0.078 4.66 0.222 2.23 0.163
Similar-SE-states sample 1.10 0.074 4.96 0.238 3.1 0.171
Surrounding-states sample 1.28 0.077 5.15 0.228 2.89 0.165
East South Central sample 0.91 0.127 5.03 0.459 3.04 0.315
National sample 1.11 0.032 5.05 0.099 2.84 0.078
Weighted KY add-on sample 1.24 0.099 5.37 0.284 2.70 0.207
KY standard sample 1.00 0.170 3.33 0.410 1.40 0.255
Updated data 1.18 0.085 4.71 0.233 2.18 0.160
Similar-SE-states sample 1.20 0.086 5.06 0.264 3.18 0.187
Surrounding-states sample 1.35 0.087 5.11 0.234 2.91 0.174
East South Central sample 1.01 0.148 5.15 0.520 3.20 0.378
National sample 1.16 0.035 5.11 0.107 2.88 0.083

Key: HBW = home-based work; HBO = home-based other; NHB = nonhome-based; SE = standard error.

Sources: Calculations based on data from 2001 NHTS national sample and Kentucky add-on sample.