The most widely used drug in the United States is probably
a. caffeine.
b. nicotine.
c. alcohol.
d. cocaine.
(Answer: a)
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Testing the validity of a composite measure by using another, proven indicator is known as?
a. External validation b. Internal validation c. Index scoring d. Thurstone scaling e. Face validation
Two key problems in the analysis of existing statistics are
a. sampling size and sampling error. b. longitudinal and cross-sectional issues. c. units of analysis and the ecological fallacy. d. reliability and validity. e. subjectivity and sampling error
Blacks are the largest minority group in the United States.
Answer the following statement true (T) or false (F)
Although financially burdensome when occurring, unemployment typically does not have an impact on future earnings.
Answer the following statement true (T) or false (F)