Robert Yerkes conducted IQ tests with army recruits for World War I. His study found that:
A. the IQ test was biased towards ethnic minorities
B. immigrants could be ranked by IQ scores according to their country of origin
C. the average mental age of White American adults was 25 years, indicative of superior intelligence
D. the use of minimal intelligence scores for occupations was inappropriate
Answer: B
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Which of the following BEST represents the way people use concepts in thinking?
a. They recollect a sensory experience and manipulate its components. b. They construct a representative prototype and compare new experiences to it. c. They alternate concepts' deep structures with their surface structures. d. They employ exclusive representations to eliminate cognitive style.
According to the text, gender expectations become more rigid in early adolescence as part of the gender intensification process. In what grade does gender flexibility peak?
a. 5th – 6th grade b. 7th – 8th grade c. 8th – 9th grade d. 9th – 10th grade