This article reports on an English for academic purposes course designed following the tenets of content and language integrated learning (CLIL) to address the needs of language minority (LM) high school graduates entering Canadian universities. The language used in and required of post-secondary study is challenging for many LM students,…

Experiments that assign intact groups to treatment conditions are increasingly common in social research. In educational research, the groups assigned are often schools. The design of group-randomized experiments requires knowledge of the intraclass correlation structure to compute statistical power and sample sizes required to achieve adequate…