Table 2.

Chi-square tests comparing accuracy with modified images to that with familiar images for each transfer test

Subject	Test Type	chi square, df =1	p-value (2-tailed)
M (Ape)	Novel Images	0.004	n.s.
	Black and White	21.35	<0.001
	Line	N/A	N/A
	Scrambled	43.21	<0.001
	Novel 2	0.267	n.s.
S (Ape)	Novel Images	10.57	0.001
	Black and White	23.77	<0.000
	Line	52.58	<0.001
	Scrambled	27.99	<0.002
	Novel 2	4.67	0.03
T (Monkey)	Novel Images	5.75	0.02
	Black and White	82.81	<0.001
	Line	69.98	<0.001
	Scrambled	127.79	<0.001
	Novel 2	22.60	<0.001
W (Monkey)	Novel Images	3.16	n.s.
	Black and White	42.61	<0.001
	Line	90.48	<0.001
	Scrambled	109.92	<0.001
	Novel 2	9.77	.003
G (Monkey)	Novel Images	7.18	0.007
	Black and White	25.45	<0.001
	Line	92.09	<0.001
	Scrambled	36.1	<0.001
	Novel 2	3.94	n.s.
B (Monkey)	Novel Images	5.79	0.02
	Black and White	46.1	<0.001
	Line	79.32	<0.001
	Scrambled	39.81	<0.001
	Novel 2	0.87	n.s.