Emulsification of Instructional Materials and Effective Teaching of Business study in Junior Secondary Schools in Port Harcourt, Rivers State

Abstract

The study examined the emulsification of instructional materials for effective teaching of business study in junior secondary schools in Port Harcourt, Rivers State. Three research questions and three null hypotheses were formulated and tested at 0.05 level of significance. The study adopted a correlational research design. The population of the study comprised 39 Business Study Teachers in twenty-three (23) public junior secondary schools in Port Harcourt, Rivers State, Nigeria. Due to the manageable size of the population, the entire population was studied without sampling. The instruments for data collection were researcher designed questionnaires titled “Emulsification of Instructional Materials questionnaire (EOIMQ) and Effective Teaching of Business study Questionnaire (ETOBSQ) respectively. The instruments were subjected to face and content validity by the project supervisor and two other experts, one in measurement and evaluation and the other in Business Education in the Faculty of Education, Rivers State University. A test of internal consistency was carried out using the Cronbach Alpha method to determine the reliability of the instrument. A reliability coefficient of 0.81, 0.89 and 0.88 were obtained for the three sections of the instrument respectively which shows that the instruments were reliable for the study. The researcher, with the aid of two research assistants, administered the questionnaire to the respondents. Data collected were analyzed and the hypotheses were tested using Person Product Moment Correlation statistics. The hypotheses were further subjected to t-transformation to establish the significance of the r-value at of 0.05 level of significance. The results of the data analyzed revealed that there is a high positive relationship between emulsification of instructional materials and effective teaching of business study in junior secondary schools in Port Harcourt, Rivers State. The study recommended among others that teachers in secondary schools should endeavor to make effective use of print, visual, and audiovisual instructional teaching materials in all instructional delivery in the classroom, the teacher in secondary schools should be taught how to use electronic-interactive in the classroom settings such as computer and projectors.