“…The results have generally been mixed. Some effects studied were student gender (Aleamoni 1981(Aleamoni , 1999, interest in subject matter (Wachtel 1998), reason for taking a course (Aleamoni 1981(Aleamoni , 1999Algozzine et al 2004;Feldman 1978;, whether the student is a major or nonmajor (Aleamoni 1981(Aleamoni , 1999, class size (Aleamoni 1981(Aleamoni , 1999Algozzine et al 2004;Ellis et al 2003;Feldman 1978;Franklin and Theall 1992;Marsh 1987;McKeachie 1997;Wachtel 1998), subject matter of the class (Aleamoni 1999;Feldman 1978;Wachtel 1998), level of the class (Aleamoni 1981(Aleamoni , 1999Algozzine et al 2004;Ellis et al 2003;Feldman 1978Feldman , 1989Franklin and Theall 1992;Wachtel 1998), time and day of the class (Aleamoni 1981(Aleamoni , 1999Feldman 1978;Wachtel 1998), amount of work assigned (Algozzine et al 2004;Feldman 1978Feldman , 1989McKeachie 1997;Seldin 1993), teacher gender (Aleamoni 1981(Aleamoni , 1999Ellis et al 2003;96 A. Soch...…”