Failing to reject the null hypothesis when the research hypothesis is true is
A) effect size.
B) power.
C) a Type I error.
D) a Type II error.
D
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Research has consistently found evidence that problems with anxiety show up at high rates in people who believe that
a. they are in control of a situation. b. they are not in control of events. c. events are their fault. d. important people have treated them badly.
Critical thinkers are willing to accept "received wisdom."
Indicate whether this statement is true or false.
Salivation in response to food being placed in the mouth and an eyeblink response to a puff of air, are both examples of __________
a) unconditioned stimuli. b) conditioned responses. c) conditioned stimuli. d) unconditioned responses.
Which outcome represents a good reason to develop a friendship?
A. companionship B. competition C. social disapproval D. need for a personal assistant or helper