If, while using the nonequivalent control group design, the researcher discovers that groups differ on the pretest measure, one technique which can be used to statistically equalize the groups on the pretest is ____________________
a) factor analysis
b) Analysis of Variance (ANOVA)
c) parallel forms pretesting
d) Analysis of Covariance (ANCOVA)
d
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The so-called elastic clause of Article I, Section 8, of the Constitution provides that Congress can "make all Laws which shall be ______.
A. necessary and proper for carrying into Execution" the foregoing enumerated powers B. supreme over the laws of the several States" C. necessary to enact the enumerated powers, the propriety of said laws shall be determined by the several States" D. necessary so long as they are based on the common law of England or of the Colonies"
What did the Supreme Court mean when it declared during World War II that race was a "suspect classification"?
a. Any person of a different race, and particularly Japanese Americans, should be deemed suspicious until they could prove innocence. b. Any law using race as a basis should be suspected of being an unconstitutional classification, but the burden would be on the one challenging the law to prove it. c. Any classification based on race would undergo suspect scrutiny during Supreme Court review, and the rule maker would have to prove it was used because of a compelling public interest. d. Any local, state, or national law using racial criteria was presumed to be unconstitutional unless it could be shown to be both necessary and compelling.
An independent variable is the variable in a study that is
a. measured.
b. developed.
c. manipulated.
d. interesting.
The independent variable is the variable being measured
Indicate whether the statement is true or false