A Look at Vygotsky’s Sociocultural Theory (SCT): The Effectiveness of Scaffolding Method on EFL Learners’ Speaking Achievement

Table 5

Independent samples t-test of speaking posttest.

		Levene’s test for equality of variances		t-test for equality of means
		F	Sig.	t	df	Sig. (2-tailed)	Mean difference	Std. error difference	Eta squared
Scores	Equal variances assumed	1.331	0.25	−3.38	59	0.00	−6.01	0.06	0.87
	Equal variances not assumed			−3.44	31.97	0.00	−6.01	1.74