回复:回复:亲爱的SAS 互助组的朋友们,请帮帮忙
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rolling average calculation, proc summary 应该行不通
-Janezhu-
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07/13/2010 postreply
16:53:32
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Oops, misunderstood what you wanted. try proc sql.
-mylittlehome-
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07/13/2010 postreply
19:57:41