“…However, gender was also a contributing factor and this study showed males to be more confident that females, as had PISA 2003. It is worth mentioning that Wilson and MacGillivray's study [30] led to similar findings, with prior achievement and level of mathematics studied, gender, and self-efficacy all emerging as significant predictors of the score on the skills test administered. As in the study reported here, these predictor variables were found to be highly inter-dependent.…”