Explain what is first and last in SAS?

Explain what is first and last in SAS?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: easy

标签: interviewbit, sas, topic-specific, statistics

参考答案摘要

SAS Programming always uses the BY and SET statements to group data based on the order of grouping. When both BY and SET statements are used together, SAS automatically creates two temporary variables...

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