Which of the following is an example of a nonparametric test?
A. analysis of variance
B. the t tests
C. ÷2 test
D. Pearson correlation
Answer: C
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Which of the following is NOT one of the crucial dimensions of attitudes?
a. strength b. ambivalence c. accessibility d. distinctiveness
At about ____, infants begin to smile, even infants who are ____.
A. 1 to 3 days; blind B. 8 to 10 weeks; blind C. 1 to 2 weeks; deaf D. 4 to 6 weeks; blind
Empirical findings are those that
a. rely on observation, experimentation, or measurement. b. characterize an entire set of research data. c. are conducted in a field setting outside of a laboratory. d. compare subjects of different ages at a given time.
Miranda just received the results of her blood test, and it showed the presence of HIV antibodies and a T-cell count below 200. This means that Miranda
A. is HIV-negative or has been recently infected. B. has AIDS. C. is HIV-positive. D. has to repeat the test as the result is unclear.