From: Peer assessment in group-oriented classroom contexts: on the effectiveness of peer assessment coupled with scaffolding and group work on speaking skills and vocabulary learning
Group
N
Mean
Std. deviation
Std. error mean
Pre-test score
Experimental
20
4.75
2.42
.54
Control
17
4.64
1.69
.41
Post-test score
11.50
4.65
1.03
6.47
2.34
.56