When a researcher has obtained a sample mean from a study, the researcher compares it to
A) the parameters of the known population distribution.
B) an estimated distribution figured based on earlier research findings.
C) the distribution of means of all the possible samples in the experimental condition.
D) the distribution of means that would present if the null hypothesis were true.
Answer: D
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Rosa's research examines the physical fitness behavior of pregnant women at a single point in time. Rosa's research is an example of a __________________ study
a. longitudinal b. cross-sectional c. comparative d. all of the above
Which is an example of corporate crime?
a. Mob hit b. Security fraud c. Embezzlement d. Gang activity
A measurement that is inaccurate, but consistently reports the same results is
a. valid. b. both valid and precise. c. not valid but precise. d. not precise but valid. e. neither valid nor precise.
A study of divorce rates among the populations of Canada, England, the U.S., and France, is an example of
A. macrosociology. B. alienation. C. microsociology. D. anomie.