This subset of the population of interest is called a(n) ______.
A. element
B. sample
C. census
D. representation
B. sample
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What is an important way to help insure that one's experimental sample of participants is adequately representative of the population from which it is drawn?
a. pretest all participants b. survey participants about demographic characteristics c. randomly select participants from the population d. use a small sample
The bulk of the federal bureaucracy is ______.
a. not covered by civil service protections b. concerned with foreign policy matters c. located in New York City d. composed of ethnic and racial minorities e. found in the executive branch
You are the leader of a consumer rights group that has been unable to get a meeting with your elected representative in Congress. How could you get the attention of your legislator on the issues your group cares about?
a. organize a demonstration in the representative's district and invite the media b. file an amicus curiae brief c. draft a bill and introduce it in Congress d. form a political action committee -
When two variables have no relationship, a correlation coefficient of ________ is to be expected
A) +1.0 B) -1.0 C) 0.0 D) -0.5 Fill in the blank with the correct answer.