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Table 8 Descriptive statistics: pretest and posttest scores

From: Differential impacts of e-portfolio assessment on language learners’ engagement modes and genre-based writing improvement

Group Test Mean Std. deviation 95% CI
DWG Pretest 3.19 .65 [2.29–5.09]
Posttest 5.10 .51 [4.24–6.00]
NWG Pretest 3.65 .55 [2.02–5.55]
Posttest 5.85 .80 [4.54–5.96]