Cultivating Iranian IELTS Candidates’ Writing Skills through Online Peer Feedback: A Mixed-Methods Inquiry

Table 9

Estimated marginal means.

Estimated marginal means
Dependent variable: delayed posttest
Instruction	Mean	Std. error	95% confidence interval
			Lower bound	Upper bound
Online peer feedback	14.201^a	0.488	13.312	16.234
Non-peer-feedback	5.713^a	0.488	4.876	6.801

^aCovariates appearing in the model are evaluated at the following values: pretest = 2.88.