Teachers' and Students' Roles in Promoting Cooperative Learning at Haramaya, Dire Dawa, and Jigjiga Universities, Ethiopia

Table 7

Summary of ANOVA for issues related to challenges of cooperative learning by respondents.

Variable	Source of variation	Sum of squares	df	Mean squares	F	Sig.
Challenge	Between groups	1151.247	1	1151.247	14.407	0.000
	Within groups	84864.113	1062	79.910
	Total	86015.360	1063

∗ shows statistically significant mean differences between institutes; df = degree of freedom; F = F-test.