Introduction to Psychology 10th Edition by Rod Plotnik,Haig Kouyoumdjian

Exercise 13

The first intelligence test, which was developed by (a) _____, measured vocabulary, memory, common knowledge, and other cognitive abilities. By comparing a child's score with the scores of average children at the same age, Binet was able to estimate a child's (b) _____. Thus, the Binet-Simon Intelligence Scale gave its results in terms of mental age, while the IQ score was later developed by (c) _____, who devised a formula to calculate an individual's intelligence quotient. The formula can be written as IQ = (d) _____.