Table 4.

Descriptive statistics for the tests in Study 2.

Test	Possible Range	Score		Response Time		McDonald’s Omega	Spearman- Brown	Cronbach’s Alpha
		M	SD	M	SD
Santa Barbara Solids Test	0–30	12.11	5.53	9.42	1.96	0.84	0.79	0.82
Planes of Reference Test	0–15	5.24	2.44	9.96	2.65	0.55	0.46	0.50
Crystal Slicing Test	0–15	5.28	2.55	9.16	2.45	0.63	0.51	0.56
Word Sum Test	0–14	6.21	2.87	-	-	0.74	0.63	0.72