PSYCHOMETRIC PROPERTIES OF WEST AFRICAN EXAMINATION COUNCIL (WAEC) O'LEVEL MULTIPLE CHIOCE PAST QUESTION PAPER ON ECONOMICS FOR THE YEAR 2013
Keywords:test construction standard, Multiple Choice, Owerri Municipal Council, discrimination and distracter indices
This study deals with the psychometric analysis of WAEC. The objective was to examine the difficulty, discrimination and distracter indices of SSCE Multiple Choice Past Question Papers in Economics for 2013. An attempt was made to find out whether difficulty,
discrimination, and distracter indices meet the required standard using Classical Test Theory (CTT) item analysis to analyze the result. The design is indeed descriptive survey. Owerri
Municipal Council, Imo State, Nigeria was the study area. The population for the study
comprised all year three (SSIII) senior secondary school students who enrolled for May/June 2013 Economics senior secondary school certificate examination of WAEC in Owerri Municipal Council of Imo State. The sample for the study was one hundred (100) students. Stratified random sampling technique was used to get this sample. WAEC 2013 multiple choice Economics questions were the instruments for the study. Item analysis using SPSS computer programme was carried out. This implies that difficult level of items set by WAEC is relatively moderate. The result also indicates that discrimination and distracter indices of
these two examinations are not in conformity with required standard. It is recommended that experts in the field of measurement and evaluation should be trained and employed by WAEC to write and /or vet tests set by WAEC to ensure a proper test construction standard.