Research Article

Development of Estimating Equation of Machine Operational Skill by Utilizing Eye Movement Measurement and Analysis of Stress and Fatigue

Table 4

Slopes of the regression lines and correlation coefficients in relation concerning HR.

Operator
ABCDEFG

Trial/HR
 Slope−1.22 −0.43 −0.50 −1.20 −0.26 −0.29 0.42
 c.c.−0.95 −0.70 −0.57 −0.98 −0.44 −0.72 0.43
-index/HR
 Slope0.010 0.002 0.004 0.031 0.009 0.003 −0.030
 c.c.*0.77 0.84 0.59 0.97 0.68 0.65 −0.39

c.c.: correlation coefficient.
*Mean: 0.75; S.D.: 0.140338 (except G).