Obtain a quick assessment of adults’ nonverbal intellectual abilities to minimize need for long range skill to assess intelligence. Beta-4 is easy to administer and score and is useful for screening large numbers of people for whom administering comprehensive test batteries would be time-consuming and costly. It is especially useful when assessing low-functioning or low-skilled individuals. Beta-4 can be administered by group or individually.
Beta-4 is the latest revision of an instrument with a long and distinguished history. The original version was developed by the U.S. Army during World War I to assess the intellectual ability of illiterate recruits. In 1934, Kellogg and Morton revised it to make it suitable for civilian use. Beta-4 is an updated version of the Beta-III Examination, Third Edition, published in 1999.