Table 1. Comparison of group differences based on the vocabulary post-test scores
Groups N M SD F p Post-hoc Tukey
(a) Self-practice 25 81.40 6.04 15.981 .000* (c) > (b)*
(b) Peer-exchange 26 85.15 6.68 (c) > (a)*
(c) Group-based 24 91.88 6.73 (b) > (a)*
Significance *p < .05.