作者查詢 / fairwind
作者 fairwind 在 PTT [ Statistics ] 看板的留言(推文), 共32則
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1F推: %if &x>&y07/31 21:55
1F推:proc means data=w1 sum; var v1; run;08/06 07:39
1F推:我覺得在這之前, 你應該先想一下你的資料, 為什麼同一間05/21 07:06
2F→:醫院同一年有多筆資料, 他們是重覆? 還是不同月份之類的05/21 07:07
2F→:是用index function?可以請樓上再多給一點提示嗎? 謝謝!04/26 23:29
4F→:感謝樓上兩位!!02/24 00:03
1F推:是資料還是變數被drop?12/13 21:48
1F推:mean A, over(B)10/12 22:51
2F→:sum A if B==0 sum A if B==110/12 22:52
1F推:normalden(xb)/normal(xb)10/08 22:51
1F推:我試可以耶~ tsset q可以辦認為季資料03/19 13:54
1F推:一個可能性為X2=1時, X1也都=103/17 17:04