Table 3: Correlation between Fitts' parameters and performance indexes.

ParticipantRT,cov(x)RT,cov(e)RJ,cov(x)RJ,cov(e)

A−0.77 0.83 0.86 −0.73
B−0.47 0.42 0.24 −0.56
C−0.71 0.35 0.79 −0.24
F−0.85 0.24 0.54 −0.11
G−0.59 0.07 0.71   (3a)0.22
H−0.54 0.71 0.63 −0.41
I−0.78 0.55 0.80 −0.59
J−0.40 0.42 0.34 −0.50