Bycomparing general ability levels asassessedby the RIAS toachievement levels as obtained by the WRAT4, the ... The simple difference method examines the differencebetweenan obtained RIAS score andan obtained WRAT4 score.
|Title||:||Practitioner's Guide to Assessing Intelligence and Achievement|
|Author||:||Jack A. Naglieri, Sam Goldstein|
|Publisher||:||John Wiley & Sons - 2009-07-23|