Testing research hypotheses
A) Is crucial in experimental research.
B) Is rare in research.
C) Occurs mainly at the naturalistic level of research.
D) Cannot be done at the experimental level of research.
Answer: A
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Of the following types of research, the lowest constraint is employed in
A) experimental research. B) the case-study method of observation. C) correlational research. D) naturalistic observation.
Semi-presidential systems differ from parliamentary systems because they __________
a. tend to be less stable b. bring small parties into power c. have both a president and a prime minister d. result in frequent and unpredictable elections
A z-score is the number of _____ that a case is located above or below a mean.
a. discordant pairs b. outliers c. standard deviations d. both a and c
Which of the following statements about the policymaking process is FALSE?
a. House leaders frequently refer bills to several committees at the same time. b. Individual senators have substantial opportunities for influence through mechanisms such as the filibuster. c. Party leaders exercise a great deal of control over the House. d. At times, House leaders bypass committees altogether, referring high-priority legislation directly to the floor. e. Presidents play no role in crafting the congressional agenda.