The study investigated parental conjugal stability as predictor of academic achievement among secondary school students in Odeda Local Government Area of Ogun State. The study used descriptive survey technique and four null hypotheses guided the study. A self-designed questionnaire tagged "Parental Conjugal Stability and Academic Achievement Questionnaire (PCSAAQ)" with a reliability value of 0.73 was used to generate data for the study. A sample of 150 participants (75 male and 75 female junior secondary school students) from five schools was selected using stratified sampling method.
Secondary school
The study examined the availability of instructional materials, how students show interest in learning their lessons using instructional materials and how the use of instructional materials has affected classroom management of students in senior secondary schools. Survey research design was employed. A total number of 384 public secondary school teachers was selected using simple random sampling technique. The study tested three hypotheses and provided answers to three research questions. The research instrument used was researcher-made questionnaire.
The study examined the nature of classroom assessment practice of secondary school teachers and how this could sustain national development. A survey research was carried out on senior secondary three class (SS3) students in Southwest Nigeria. Two senior secondary schools were selected from schools in each of the six state capitals in Southwest and 50 SS3 students were selected from each of the selected schools through simple random sampling technique. Total student sample used was 600. Three research questions were answered and one hypothesis was tested at P<0.05.