C. individual and aggregate matching
A. deliberate assignment is used to determine control and experimental groups
B. all cases receive the experimental treatment
C. pretests are given to only half of the subjects
D. group assignment occurs through matching
C. pretests are given to only half of the subjects
Political Science
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Robo-calls are one of the least efficient ways for campaigners to reach potential voters
Indicate whether this statement is true or false.
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When a public library adds to its collection a book that denounces churches and religion, it upholds the American belief in freedom of __________
Fill in the blanks with correct word
Political Science