Quiz
Select the best answer
for each question. After completing the quiz, check your answers using
the answer key in the appendix.
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According to the data set descriptions below, which of the variables that are listed qualify as BY variables for a DATA step match-merge?
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Code and IDnum
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Manager and Supervisor
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Manager and IDnum
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There are no variables that are common to both of these data sets.
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Suppose you want to merge Dataset1, Dataset2, and Dataset3. Also suppose that Dataset1 and Dataset2 have the common variable ...
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