Table 3. Pearson correlation coefficient and coefficient of determination between mean actual velocity vs. mean perceived velocity for each of the three load categories and all load categories together (n = 21).
Light Load Power Load Heavy Load All Loads
Day r R2 r R2 r R2 r R2
1 .66* .44 .78* .61 .72* .52 .88* .77
2 .66* .44 .68* .46 .73* .53 .90* .81
3 .62* .38 .74* .55 .73* .53 .92* .85
4 .77* .59 .81* .66 .78* .61 .95* .90
5 .85* .72 .78* .61 .75* .56 .96* .92
* p < 0.01