Suppose that a researcher wants to know if a new flu drug affects people, either by making them better or worse. Would this be a one-tailed or two-tailed test and why?
A) One-tailed because only one issue is discussed—the drug
B) One-tailed because there is only one interaction, which is between the flu and the drug
C) Two-tailed because there are two variables—whether or not people take the drug and how their flu is affected
D) Two-tailed because there is no predicted direction of the effect of the drug
D
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In the South, most slave women over age 10 worked ________
A) in "the big house" B) as mammies to field owners' children C) as domestic servants D) in the fields
The most common drug-related crime is
a. robbery b. driving while intoxicated. c. burglary. d. assault.
Tax-exempt advocacy groups that may raise money for issues and to mobilize voters, but not for specific candidates, are called ____s
a. 401k b. 527 c. 501c d. PAC e. interest groups
A country's culture changes over time as populations experience technological growth, interact with other cultures, and face large-scale events such as economic depressions or wars. Such experiences can change the perceptions of the world for large groups of people at the same time. This is known as ______.
A. cultural variation B. fixed culture C. ethnic provincialism D. homogenous cultural practices