Quality Assurance of Instructors in Teaching Electronics Maintenance and Repair to Students in Polytechnics in Southwest, Nigeria

Abstract

The study was carried out to determine quality assurance of instructors in teaching electronics maintenance and repair to students in polytechnics in southwest zone of Nigeria. Five research questions guided the study. Survey research design was used for the study. The population for the study was 100 instructors from ten government established polytechnics in southwest zone of Nigeria. There was no sample because of the small size of the population. Psycho productive multiple choice test item and structured competency cluster item questionnaire were used for data collection. The two set of instrument were validated by four experts. Split half technique, cronbach alpha and product moment correlation coefficient were used to determine the reliability of the two sets of instruments with a coefficient of 0.85 for the structured questionnaire item and 0.81 for the psycho productive multiple choice test item. Forty copies of each of the two sets of instrument were administered to the respondents by the researchers on one to one basis. All the forty copies of each set of the instrument were retrieved and analyzed using frequency, percentage, mean and improvement needed index (INI) to answer the research questions. It was found out that the quality assurance of the instructors in teaching electronics maintenance and repair was average. The study also found out that the instructors required improvement on teaching maintenance and repair of radio set, compact disc video compact disc and digital video disc players, television sets and cell phones to students of polytechnics in southwest zone of Nigeria.