______ studies build on descriptive studies by comparing two or more groups on one or more measured variables.

A. Correlational
B. Comparative
C. Causal
D. Causal-comparative


Ans: B

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Which researcher concluded that extraordinary ability ran in families and was genetic in origin?

a. Terman b. Gardner c. Galton d. Binet

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A Running Record collects a specimen of normal behavior

a. True b. False

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To increase the validity of a rating scale, it is recommended that the points on the scale be identified by

a. numbers. b. trait names. c. descriptive phrases. d. qualifying terms such as frequently, seldom, never, often.

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Apgar scores indicate the intelligence levels of newborns

Indicate whether the statement is true or false

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