Table 6.

Summary of all participants’ data.

Subject	CPL + (°C)	CPL − (°C)
1	0.60	− 0.80
2	0.56	− 1.46
3	0.78	− 1.36
4	0.44	− 1.23
5	1.39	− 0.80
6	0.48	− 0.69
7	1.21	− 1.40
8	0.46	− 0.89
9	1.01	− 0.82
10	0.92	− 0.42
11	0.48	− 0.72
12	0.81	− 0.70
13	0.96	− 0.91
14	0.36	− 0.50
15	0.77	− 1.01
16	0.82	− 0.83
17	0.79	− 0.66
18	0.88	− 0.95
19	0.58	− 0.55
20	0.31	− 0.83
21	1.85	− 1.39
22	0.47	− 0.80
23	1.05	− 1.02
24	0.84	− 0.95
25	1.13	− 1.21
26	0.84	− 0.74
MEAN	0.80	− 0.91
SD	0.34	0.28

CPL + positive ceiling performance level (100% of accuracy), CPL − negative ceiling performance level (100% of accuracy).