Table 1.

F-test for the homogeneity of regression slope assumption for Group*the empathy pre-test

Scale	Group	Pre-test		Group*scale (interaction effect)	Homogeneity testing
		Mean	S.D.
					F	p-value
Overall	Experimental Control	139.76	24.69	Group*Overall	0.054	0.817
		139.65	24.61
Behavior empathy	Experimental Control	56.78	9.85	Group* behavior empathy	0.175	0.677
		58.03	10.58
Affective empathy	Experimental Control	40.89	10.23	Group* affective empathy	0.005	0.944
		39.12	10.54
Intellectual empathy	Experimental Control	42.10	8.00	Group* intellectual empathy	0.120	0.730
		42.50	7.66

Experimental group: N = 43; comparison group: N = 43

S.D. standard deviation