Predictive Validity of Mathematics Mock Examination Results of Senior and Junior High School Students’ Performance in WASSCE and BECE in Ghana

This study was designed to investigate the validity of Mathematics Mock results of students in WASSCE and BECE in Ghana. One hundred and sixty-four (164) students were selected by convenience sampling technique from 15 public secondary schools in Ghana. Expo-facto design type was used as it made use of already existing data. The data used for the study were results of WASSCE, BECE and unprocessed raw scores of mock examination from the various schools selected. The study found no significant difference between the WASSCE and Mock grades in Core Mathematics. Mock Core Mathematics was found to have a WASSCE predictive power of 92%.There was also no significant difference between BECE and WASSCE grade with a predictive power of 90%. The study however found a significant difference between the BECE and Mock Mathematics grades. Based on the findings of this study, it was recommended that mock examinations be made compulsory for WASSCE candidates since it has the capacity to predict their grades in WASSCE.