College students are randomized to receive either personalized feedback about their alcohol use or a generic brochure, and then afterward the quantity of alcohol use is assessed
The appropriate statistic to evaluate between-group differences is a(n)
a) independent t-test
b) dependent t-test.
c) correlation coefficient.
d) measure of central tendency.
A
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The term used by William James to describe a continuous flow of thoughts was
a. existential awareness. b. stream of consciousness. c. transcendental meditation. d. phenomenological flow.
Which of the following is an assumption of the t test for independent groups?
a. The data are interval or ratio. b. The underlying distributions are bell-shaped. c. The observations are independent. d. All of the above are assumptions of the t test for independent groups.
Apparently people sometimes like others based on nothing more than familiarity. This is called the ____
a. social allergy effect b. matching hypothesis c. propinquity effect d. Coolidge effect
Seahorses show a reversal of the usual sex roles; male seahorses invest more time and energy into offspring than female seahorses do. What would an evolutionary psychologist be MOST likely to say about this?
a. The females are nonetheless probably still more interested in long-term, monogamous relationships than the males. b. The females are nonetheless probably still more interested in having offspring than the males. c. The males are probably even more interested (than males of other species) in finding a female mate who is physically attractive. d. The males are probably less interested (than the males of other species) in having multiple sex partners.