A standardized achievement testing program was begun in Alum Rock, California in the fall of 1972 as part of an evaluation of an Educational Voucher Demonstration. During each of the first three years of the demonstration both the form of test administration and the particular level of the standardized achievement test that a student is assigned…

This study was mounted to assess the validity of standard score transformations of raw test scores and test bias on the 1970 edition of the Metropolitan Achievement Test Battery, in the context of a controversial federally funded compensatory education program, the Educational Voucher Demonstration (EVD). On an individual level the validity of the…