A researcher wants to study differences in opinion on environmental issues among different socioeconomic groups. Ideally, the researcher should use
A) stratified random sampling.
B) nonrandom sampling.
C) environmental sampling.
D) ad hoc sampling.
Answer: A
Political Science
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What type of party typically acts as a safety valve, channeling discontent into conventional participation?
a. minor parties b. major parties c. majority parties d. party machines e. party conferences
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Congress has created a number of __________ courts to adjudicate cases in highly specialized areas of concern, such as taxes, patents, and maritime law
a. constitutional b. Article III c. legislative d. Article I
Political Science