In order to determine the critical value, which two pieces of information are needed?
a) mean and sample size
b) degrees of freedom and level of significance
c) mean and standard deviation
d) degrees of freedom and variance
b
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In generalizing results from samples NOT randomly drawn from a target population, we must be careful
A) to generalize beyond the characteristics of the sample. B) not to generalize beyond the limits of the sample. C) not to publish the results before we perform several replications. D) to reduce threats to internal validity.
During Reconstruction, virtually all people who had held office in Confederate or state government were barred from holding further office. What was a consequence of this policy?
a. Independents were barred from holding office. b. All people who had held office were still supportive of the election process and participated in subsequent elections. c. Republicans held the majority of elected offices. d. Democrats dominated the political scene.
Interest groups do not engage in a variety of activities to achieve their goals; they typically only conduct grassroots campaigns and lobby government officials
Indicate whether the statement is true or false
Which of the following expanded Americans' conceptions of personal liberty?
a. indirect democracy b. the Fourteenth Amendment c. the American Dream d. political ideology