The interaction effect exists in what situation?
a.) When one independent variable influences another.
b.) When an independent variable influences the dependent variable.
c.) When two independent variables remain independent of each other.
d.) When a dependent variable influences an independent variable.
A
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We often laud democracy as a form of government, but what are its weaknesses? Lay out what you see as the weaknesses of democratic forms of government and argue whether or not these weaknesses indicate a need to alter our form of government.
What will be an ideal response?
Single-subject designs are sometimes preferable to between-subjects group comparison designs because
A) independent variables cannot be manipulated in between-subjects group comparison designs. B) single-subject designs have greater external validity. C) important information about the way individuals perform is lost when summarizing group information. D) None of the above (single-subject designs are never preferable to between-subjects designs)
What is a margin of error? ?
a. Media reports on a politician’s mistakes running for office. b. The difference between the poll numbers of two candidates. c. It is the range within which a candidate must perform to win. d. The range of how far poll results may be from the population’s actual preference.
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