A researcher records the frequency of participants selecting one of four new slogans for an advertising campaign. If it was expected that among 200 people polled there would be no preference for any one slogan, then what was the expected frequency for each slogan
A) 25 people
B) 50 people
C) 100 people
D) 200 people
Ans: B) 50 people
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Which of the following is NOT a major characteristic of successful persuasive communications that involve fear appeals? The negative consequences described
a. are very unpleasant. b. are associated with one's physical health. c. are likely to occur if one does not follow the advice. d. are avoidable if one follows the advice.
Sam wants to test the effects of turmeric on runners’ performance. What is one of the best ways for Sam to guarantee that any effects he observes are due to turmeric, rather than participants’ expectations of the substance?
A. Ensure that neither the participants nor the researchers know which group the participants are assigned to. B. Ensure that the participants do not know the purpose of the study. C. Ensure that the researchers control for confounding variables during analyses. D. Ensure that IRB has approved all procedures and is aware of any ethical concerns raised by the study.
Identify the region of the human brain in which neurogenesis has been documented in adults.
A. amygdala B. prefrontal cortex C. olfactory bulb D. hypothalamus
Why might a heroin abuser be more likely to suffer an overdose when using the drug in a different environment from their regular site of use?
a) Tolerance effects appear to be maximized when drug-taking behavior occurs repeatedly in the same surroundings or circumstances b) It is more likely the user could have their drug spiked or cut with something else when they use in unfamiliar environments. c) Individuals are more likely to use a combination of drugs when they are in a novel environment. d) Users are more likely to experience withdrawal symptoms when drug-taking behavior occurs repeatedly in the same surroundings or circumstances.