When researchers find that the results of their studies could have occurred by chance only five or fewer times in 100 possible outcomes, they conclude that the results
a. are statistically significant.
b. reflect an interaction between the dependent variables.
c. are theoretically meaningful.
d. are null because of their low level of reliability.
a
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The likelihood that different people will occupy the task and relationship roles in the group increases when the group is
a. cohesive. b. informally, rather than formally, structured. c. experiencing conflict. d. working to achieve group goals. e. heterogeneously gendered.
People who have severe brain damage sometimes approach objects in the world as if they are seeing them for the first time. That is, instead of seeing a "chair," for example, these people see "a wooden object with four legs." Similarly, instead of seeing two dogs, such people might see "a small tan animal with fur and a large brown object with its tongue hanging out." One might conclude that
people with this kind of brain damage ____. a. do not have schemas b. have inaccurate schemas c. do not use heuristics d. have inaccurate heuristics
How do people react when a boy is a "sissy" or a girl is a "tomboy"?
a. Cross-sex activity is strongly approved for boys and girls. b. Cross-sex activity is strongly condemned for boys and girls. c. Disapproval is worse for boys who are sissies. d. Disapproval is worse for girls who are tomboys.
Quasi-experiments are not experiments because they lack ______.
a. random assignment b. any type of comparison c. a dependent variable d. pre- and posttest