To control for experimenter effects, the
A) participant is kept blind to the nature of the independent variable.
B) participant is kept blind to the hypothesis of the study.
C) researcher's direct contact and knowledge about the participants is reduced.
D) researcher's direct contact with participants is increased.
Answer: C
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According to the dyadic model of democratic peace theory, democracies do not go to war with each other because
a. of the characteristics of individual states. b. they have created a democratic balance of power. c. of the relations between certain types of states. d. they generally are weaker militarily than war-like states.
Which of the following world events increased radio listenership?
a. the assassination of President John F. Kennedy b. the Vietnam War c. World War II d. World War I
Grants-in-aid were first used
A. as part of cooperative federalism. B. during the New Deal. C. during the period of dual federalism. D. with the Morrill Act of 1862. E. in the early years of the republic.
Which of the following international treaties is NOT a part of the International Bill of Rights?
a. The Universal Declaration of Human Rights b. The Covenant on Civil and Political Rights c. The Peace of Westphalia d. The Covenant on Economic, Social and Cultural Rights