Research Article

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

Table 10

Univariate tests.

Dependent variable: delayed posttest
Sum of squaresdfMean squareFSig.Partial eta squared

Contrast245.7341245.73477.2120.0000.601
Error77.813243.242

F tests the effect of instruction. This test is based on the linearly independent pairwise comparisons among the estimated marginal means.