To ________ a hypothesis, scientists select one of a number of established research methods, along with the appropriate measurement techniques.
A. replicate
B. predict
C. observe
D. test
Answer: D
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Recent studies have indicated that the Bayley-III
a. cannot differentiate between normative and developmentally delayed children. b. underestimates developmental impairment. c. only adequately measures language and motor impairments. d. is not an effective measurement tool for infants less than 3 months old.
Briefly explain how experiments and quasi-experiments typically employ the same types of statistics to analyze data.
What will be an ideal response?
All of the following statements about lithium therapy are true EXCEPT a. for those patients who respond to lithium, approximately 70 percent will relapse
b. for anyone with recurrent manic episodes, maintenance on lithium is recommended to prevent relapse. c. once a person is symptom-free for six months, he/she may stop taking lithium. d. people stop taking lithium to regain the euphoric feeling that mania produces.
Data show that there is great similarity of male/female differences in sexual behavior
across cultures. These data are used to support (a) the need for correlational research (b) the idea that environmental pressures in the real world are more powerful than those in the laboratory (c) sociobiology (d) the need for experimental research