Table 2: Correlation of the inching, total task time, and performance indexes.

ptp.aξ,TRξ,Taξ,JRξ,J

A 62.60.88 −0.60 0.65
B 38.20.85 −0.23 0.46
C 26.70.75 −0.31 0.70
D 7.3 0.30  (2) 0.25 0.48
F 12.00.80 −0.29 0.84
G 5.0 0.42 −0.24 0.66
H 15.70.69 −0.36 0.63
I 22.60.55 −0.33 0.76
J 7.80.56 −0.23 0.63