“…In contexts in which one has little chance for withdrawal, such as physical education programs requiring participation, expectancy beliefs are posited to predict performance and persistence, whereas task values are predictors of intentions for future participation (Dishman et al, 2004;Samuel & Gibb, 2004;Xiang et al, 2003;Xiang, McBride, & Guan, 2004). However, when one enters a context involving the freedom to withdraw, such as extracurricular sports, expectancy beliefs predict performance (Feltz & Mugno, 1983;McAuley, 1985) and effort/persistence (Cox & Whaley, 2004).…”