What does the central limit theorem enable researchers to do?
a) compare means from two independent samples
b) generalize the results from a sample to a population without knowing the exact nature of the population's distribution
c) compute the significance of a relationship between two variables
d) reduce the possibility that chance accounts for variability in the variable of interest
b
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Although money contributes significantly to incumbency advantage, the importance of large amounts of money is probably exaggerated because of
A) diminishing returns. B) constituent assistance. C) casework. D) reapportionment. E) bloc voting.
In a strong mayor-council form of local government,
A) the mayor has substantial formal power over the executive agencies of government and in dealings with an elected city council. B) the mayor is a figurehead and must share administrative power with the council and other elected officials. C) the council hires a professional who runs the city government and has the power to hire and fire city officials. D) a board makes policy as a city council and also runs the city departments as administrator. E) the mayor must have held some type of a city position previously.