In a 1970 review of the census, 55% of men between the ages of 20-24 were single. In a subsequent review in 2006 how many in the same age range were unmarried?
A. 36%
B. 55%
C. 73%
D. 84%
Answer: D
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What do scatter diagrams do?
a. Allow visualization of the relationship between two variables b. Create an objective measure of reliability c. Relate univariate observations to bivariate distributions d. Demonstrate the statistical validity of measures
The key feature of borderline personality disorder involves ____
a. shifts from normal to psychotic functioning b. intense fluctuations in mood, self-image, and interpersonal relationships c. a tendency to have paranoid delusions that are identical to those of schizophrenics d. a need for acceptance by authorities and criticism from family members
Recent research has revealed that marijuana use during pregnancy
a. is associated with low birth weight. b. has no noticeable effect. c. should be recommended to alleviate maternal discomfort. d. may impair the functioning of the areas of the brain responsible for emotional regulation.
The encoding specificity principle states that
a. encoding and retrieval conditions independently determine memory performance. b. the effectiveness of a cue depends on how distinctive it is. c. the deeper the level of encoding, the better the resultant memory performance. d. the effectiveness of a retrieval cue depends upon the nature of the initial encoding.