Shannon conducts an experiment to test her hypothesis that longer arguments cause couples to become angrier at each other. She randomly assigns couples to argue for either ten minutes or twenty minutes
After her assistant Ken runs the study, Ken tells Shannon that he allowed the couples who were really fighting hard to keep arguing longer than Shannon had originally stated. Shannon cringes, for she knows that the ________ of his study is very low.
a. random assignment
b. random selection
c. internal validity
d. meaningfulness
Answer: C
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With respect to retrieving memories, search is to find as the _____ is to the _____.
A) right frontal lobe; hippocampus B) hippocampus; left frontal lobe C) hippocampus; visual cortex D) left frontal lobe; hippocampus
Teens who participate in programs that involve role-playing about sexual situations are more likely to abstain from intercourse or use contraceptives when they do have intercourse
Indicate whether the statement is true or false
Many preventative and diagnostic medical tests are routinely recommended for middle-aged adults because
a) middle-aged adults are involved in more accidents. b) middle-aged adults are more likely to visit their doctors. c) more middle-aged adults have stable health insurance. d) certain chronic diseases begin to appear in middle age.
Jack said, "I want to rule the world." What type of need is this?
a) need for achievement
b) need for affiliation
c) need for power
d) need for sex