SAS_Institute
A00-280 · Question #100
Which one of the following is true of the RETAIN statement in a SAS DATA step program?
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Question
Which one of the following is true of the RETAIN statement in a SAS DATA step program?
Options
- AIt can be used to assign an initial value to N.
- BIt is only valid in conjunction with a SUM function.
- CIt has no effect on variables read with the SET, MERGE and UPDATE statements.
- DIt adds the value of an expression to an accumulator variable and ignores missing values.
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