EFFECT OF CLASS SIZE ON THE TEACHING AND LEARNING OF CHEMISTRY IN SECONDARY SCHOOLS IN DELTA STATE, NIGERIA

*Mokobia, M. O and Okoye, N. S.

Department of Science Education

Delta State University, Abraka, Nigeria

E-mail: mercymokobia@yahoo.com

 ABSTRACT                                                                                                               

An ex-post-factor design has been employed to investigate the effects of class size on the academic achievement of Senior Secondary Schools students using 681 SS II students selected from 16 Secondary Schools. Data collection was carried out using Chemistry Achievement Test (CAT). The study was guided by two research questions and the ensuing null hypotheses were tested at the 0.05 level of significance. The results showed that chemistry students in small sized classes perform better in relation to those in large sized classes. The results also show that there s no interaction effect of school location and class size on the achievement of the considered students.

Keywords:  Class size, Achievement, Chemistry