What makes within-subjects designs more sensitive than between-subjects designs?

A) They control for effects of maturation.
B) They reduce error variance.
C) They increase the number of participants.
D) They require more measurements per condition.

Answer: B

Political Science

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The German president serves primarily as __________

a. chancellor b. head of state c. chief party leader d. chief of government

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Which of the following best describes the future of media?

a. media is solely producer-driven b. consumers are just as important as owners and producers c. media is solely owner-driven d. media is solely consumer-driven

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