A short test of mental ability

Abstract

The Classification Test for Industrial and Office Personnel, Forms A and B, is described. It can be used with a 10 or 15 minute time limit and consists of 100 items of approximately uniform difficulty. Odd-even reliability is .94. Norms are available for a variety of groups, and 19 validity coefficients with other tests, school course grades, and job performance are given. (PsycInfo Database Record (c) 2025 APA, all rights reserved)