chapter  24
2 Pages

Valid Predictors of Achievement?

InspectionofTable1shomeasureofvalidity.Overall,thereisageneraltendencyestoearnhighergradesin algebra(thatis,ithassomepricethatitisveryfarfrom beingperfectlyvalid.Herearesomecasesthatillustratethepoint:

•Athird(33%)ofthoseinthehighestscoringgroupearnedagradeof"C" whileathirdofthoseinthelowestscoringgroupalsoearnedagradeof"C."