Selection bias and maturation are threats to
A) internal validity. B) testing.
C) experimental mortality. D) double-blind.
A
Political Science
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Your textbook authors suggest that if your population has fewer than 100 people you should
a. use a stratified sampling method. b. use simple random selection. c. find a larger population d. test everyone in the population.
Political Science
The _____ prohibits Congress from passing laws "respecting an establishment of religion, or prohibiting the free exercise thereof."
A. First Amendment B. Fourth Amendment C. Sixth Amendment D. Ninth Amendment E. Tenth Amendment
Political Science