Table 1.

Performance of lizards as a function of the ratio in Experiments 1 and 2.

experiment	ratio	one-sample t-test	Cohen's d
Experiment 1	0.25	t8 = 7.476, p < 0.001	2.492
	0.50	t8 = 6.459, p < 0.001	2.153
	0.67	t8 = 2.501, p = 0.037	0.837
	0.75	t8 = 2.488, p = 0.038	0.829
Experiment 2	0.25 (1 versus 4)	t8 = 2.141, p = 0.065	0.714
	0.50 (2 versus 4)	t8 = −0.093, p = 0.928	0.031
	0.67 (2 versus 3)	t8 = −1.685, p = 0.130	0.561
	0.75 (3 versus 4)	t8 = 0.378, p = 0.715	0.126