External validity can be reduced by ______ reducing representativeness of the study.
a. the Hawthorne effect
b. maturation
c. regression toward the mean
d. attrition
Ans: D
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The law of suggestibility argues that advertisers must sway consumers' cognitions and not underestimate their reasoning abilities
a. True b. False
Bereavement during childhood a. typically does not have long-lasting effects
b. does not occur. c. is experienced as a positive emotion by most children. d. is usually repressed.
According to the research, which of the following should require longer to comprehend?
a) A negative state remark by a pee b) A negative state remark by a superior c) A direct request by a peer d) A direct request by a superior
Researchers believe that the size difference between male and female brains results from the influence of:
A) ?gender identity. B) ?progesterone. C) ?testosterone and estrogen. D) ?Wolffian inhibiting hormone.