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作者 s035280236 在 PTT [ Statistics ] 看板的留言(推文), 共7則
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1F推: 兩獨立樣本 所以 t檢定沒錯01/03 22:31
2F→: H0:mu1-mu2=0,Ha:mu1-mu2不等於001/03 22:31
3F推: 要先檢定此兩組的變異數是否相等01/03 22:39
4F→: 這兩組看起來是會顯著不同 所以得去算dfwelch01/03 22:39
2F推: slusky theorem01/01 19:04
2F→: 對 但因為我看到後面這句with sample size=16..這句單12/12 10:56
3F→: 純是指變異數是16嘛?...12/12 10:56
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