Which of the distribution-free tests is roughly equivalent to the t test for two independent means?
a. the Mann-Whitney test
b. Wilcoxon's signed-ranks matched-pairs test
c. Friedman's test
d. the Kruskal-Wallis test
A
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Clive is a clinical psychologist and his sister Grace is a psychiatrist. The main difference between these two professionals would be the fact that Clive would
a. typically deal with patients who have more severe problems than the patients Grace usually sees. b. normally treat young children, while Grace would treat more adults. c. have a degree in psychology, while Grace would have a medical degree. d. take a psychoanalytic approach in treating patients, while Grace would take a behavioral approach.
Which of the following secretes hormones that preserve the pregnancy?
a. The placenta b. The umbilical cord c. The amniotic sac d. The trophoblast
The cognitive appraisal model of stress developed by Lazarus suggests that, when people encounter potentially stressful situations, they make both primary appraisals and secondary appraisals. Primary appraisals concern ____
a. whether a situation is positive or negative b. whether a situation is relevant to oneself c. whether one has resources to effectively cope with a situation d. whether a situation is temporary or long-term
In a study of memory, students who could not remember words like "sextant" or "sampan" could often guess the first letter and number of syllables. This demonstrates
a. eidetic imagery. b. redintegration. c. repression. d. the tip-of-the-tongue state.