Theories In Action

Yerkes helped establish comparative psychology as a scientific discipline in its own right. Beyond that, the Army intelligence tests that his committee developed during World War I became the model for future group tests of mental ability. In addition, his studies of chimpanzee behavior laid the groundwork for modern research at nonhuman primate laboratories.

Group tests of mental ability

Research The Army Alpha and Beta tests opened the floodgates to a host of other group tests of mental ability. Today, most U.S. students are assessed with at least one of these tests at some point while in school. The SAT is just one familiar example. This sort of test is typically given to a whole class of students or group of individuals at once. The test often consists of numerous multiple-choice...