Impact of Tunnel Groups on Pupil Diameter of Drivers on Mountainous Freeway in China: A Real-World Driving Study

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Source of variance</td><td class="align_center">Degree of freedom</td><td class="align_center">Quadratic sum</td><td class="align_center">Mean square</td><td class="align_center"><i>F</i></td><td class="align_center"><i>P</i></td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Regression</td><td class="align_center">2</td><td class="align_center">0.1900</td><td class="align_center">0.0950</td><td class="align_center">178.260</td><td class="align_center">≤0.001</td></tr><tr><td class="align_left">Residuals</td><td class="align_center">14</td><td class="align_center">0.0075</td><td class="align_center">0.0005</td><td class="align_center"> </td><td class="align_center"> </td></tr><tr><td class="align_left">Unmodified total</td><td class="align_center">17</td><td class="align_center">1.5465</td><td class="align_center"> </td><td class="align_center"> </td><td class="align_center"> </td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Model variance analysis results of the relationship between PPDV and tunnel spacing.</div>

Journal of Advanced Transportation

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Table 3

Table 3: Impact of Tunnel Groups on Pupil Diameter of Drivers on Mountainous Freeway in China: A Real-World Driving Study 