To find the concurrent validity of two scholastic aptitude tests when a scholastic achievement test was used as a criterion for use in placement of mentally retarded children, 127 subjects were involved. The California Achievement Test (CAT) was used as a criterion measure, and the Primary Mental Abilities test (PMA) and the Slosson Intelligence…

The purpose of this technical report is to describe the Tests of General Ability and Tests of Reading of the Inter-American Series, to give a brief account of their construction, and to present related statistical data. Norms and suggestions on the use and interpretation of the tests are published separately. The Inter-American Series discussed in…

The increased use of criterion-referenced statewide testing programs is an outgrowth of the need for more diagnostic information for planning and decision making than is provided by norm-referenced programs. There remains, however, a need for state agencies to compare the results of local districts to a variety of comparison groups for the purpose…