The Comparative Effect of Online Instruction, Flipped Instruction, and Traditional Instruction on Developing Iranian EFL Learners’ Vocabulary Knowledge

Table 2

One-way ANOVA (pretest of vocabulary).

	Sum of square	Df	Mean squares	F	Sig.
Between groups	18.15	2	9.07	1.60	0.20
Within groups	492.30	87	5.65
Total	510.45	89