What is the common purpose of using the double blinding and deception techniques?
a. they are more economical and easier to use than randomization or matching
b. they keep participants' perceptions of the experiment constant across different conditions of the experiment
c. they eliminate the effects of most known extraneous variables
d. they eliminate experimenter bias
B
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Mahatma Gandhi, whose beliefs were borrowed by Dr. Martin Luther King, Jr., advocated which tactic used in social movements?
a. sit-down strikes - b. violent demonstrations c. massive public rallies d. civil disobedience
What does Alexis de Tocqueville argue is detrimental to a sense of social and civic duty and thus diminishes the life of the community?
a. Political efficacy b. Popular referendum c. Individualism d. Coalition government e. Low-information rationality