Table 2:
The confidence value of different conditions.
Curve
Traffic sign
Memory
Total
Group A, lap 1
A1
0
0
A1
Group B, lap 1
A1
B1
0
A1 + B1
Group C, lap 1
A1
0
C1
A1 + C1
Group A, lap 2–5
A1
0
C2
A1 + C2
Group B, lap 2–5
A1
B1
C2
A1 + B1 + C2
Group C, lap 2–5
A1
0
C1 + C2
A1 + C1 + C2
Notice: A1 is a variable. Others are constant. All of them are positive.