Table 2.

Mean and SD (in parentheses) percentages of responses for keys associated with each probability of an internally generated event at each level of externally generated event probability

	Probability of internally generated event
	0%	30%	60%	90%	Overall
Probability of externally generated event
0%	24.56 (4.70)	23.34 (4.27)	26.02 (4.59)	26.09 (7.41)	25 (5.24)
30%	24.25 (4.26)	23.78 (4.85)	25.68 (4.43)	26.29 (5.85)	25 (4.85)
60%	24.57 (3.98)	23.66 (3.87)	25.56 (3.59)	26.22 (5.11)	25 (4.14)
90%	25.52 (4.64)	23.48 (4.60)	25.56 (4.17)	25.64 (6.04)	25 (4.86)
Overall	24.73 (4.40)	23.57 (4.40)	25.71 (4.20)	26.06 (6.10)