Fig 1.
Overview of the driving simulator (a) and track design (b).
Fig 2.
Linear regression model of Workload-I and Mind-wandering-I.
Fig 3.
Performance measures with progress of time (Workload-T).
The SDLP and SDSTW were autocorrelated, but this was not the case for SDFO and SDD. The SDLP, SDSTW and SDFO significantly increased with time (p < 0.01, sen > 0), but this did not happen for SDD.
Fig 4.
Mind-wandering frequency with progress of time (Mind-wandering-T).
Table 1.
The Pearson’s correlation coefficient and linear regression model of each performance measures and mind-wandering frequency.
Fig 5.
Probability plot of the residual of the linear regression model of SDSTW and mind-wandering frequency.