The goal of most psychology research is to test hypotheses regarding how certain psychological variables relate to one another, not to describe how a population behaves. Therefore,
a. cluster samples provide the most accurate estimations in psychology
b. convenience samples should be avoided in psychological research
c. probability samples are rare in psychology
d. nonresponse is not a problem in psychology
e. simple random samples are required in psychological research
C
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The Constitution's doctrine of "privileged speech" has been interpreted by the Supreme Court to mean
Concerns about separation of church and state primarily relate to which two issues?
A. freedom of religion and public funding of religious schools B. prayer in school and private school vouchers C. freedom of religion and religious icons in public buildings D. abortion and sex education
Which of the following statements about the U.S. and the threat of terrorism is LEAST accurate?
A. In the fifteen years leading up to September 11, 2001, Islamic terrorists launched a number of attacks on American targets in the U.S. and abroad. B. Among the groups that attacked U.S. soldiers in Iraq were foreign jihadists from places like Syria and Saudi Arabia. C. Although the U.S. and its allies succeeded in toppling the Taliban regime, they failed to establish lasting internal peace within Afghanistan. D. The United States failed to gain broad international support for either its invasion of Afghanistan or its invasion of Iraq. E. During the 1990s, the United States generally responded to terrorist acts with criminal proceedings rather than military engagements.
At all levels of constraint, variables are defined both
A) theoretically and conceptually. B) operationally and practically. C) conceptually and operationally. D) dependently and independently.