[問題] 卡方適合度檢定?
不好意思 小弟想請問一下
卡方檢定好像有一個要求是各個細格的期望值必須大於等於五
但下列這個例子 不知道是否適用?
假如現再有ABC三種病菌 分別有12、8、3的人感染
想問說這三種病菌的感染率是否有所不同
感染C病菌的只有3人 小於五 請問這可以使用嗎?
另外 假如是六種 ABCDEF 感染的人分別是10、4、2、2、3、1
幾乎全部小於五 這樣可以使用適合度檢定嗎?
或者需要以什麼方式校正呢?
請幫小弟解答一下好嗎 謝謝各位先進!
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