What is measured by a coefficient that ranges from 0.0 to 1.00?
A. variance explained
B. correlation
C. cross-tabulation
D. path analysis
B. correlation
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Sexuality decreases with age mainly because of
(a) physical illness and disability (b) lack of a suitable partner (c) lack of interest in sex (d) both a and b
Before carrying out a study, a researcher can calculate approximate power for the .05 significance level for small, medium, and large effect sizes if one has access to a power table and knows the __________
A) estimated effect size B) outcome of the hypothesis-testing procedure C) multiple correlation D) degrees of freedom within
A person taking an aspirin for reducing a fever is an example of _____ drug use
a. recreational b. chronic c. pleasurable d. therapeutic
What is the major criticism of demographic transition theory?
a. It is based too heavily on trends in the developing world. b. It is ethnocentric. c. It has no explanatory value. d. The model fits too many different situations to be useful.