The Measurement of Adult Intelligence

Abstract

One of the most serious criticisms of earlier editions of this well known and accepted battery of intelligence tests devised for adults rather than for children was that the tests given were not standardized on a sufficient number of persons. This situation has now been corrected to some extent, but the type of cases used leads to statistical misinterpretations. In addition there are some defects in the author's concepts of test formation, particularly the idea that there is such a thing as mental alertness that can be measured. Wechsler argues that his test is a good measure of intelligence because experience has shown it to be so, and the experience of the reviewer is that this is not an acceptable statement. In many instances the test results are too high when weighed against the psychiatric evaluation. The fact that the test is weighted for adults causes the author to make