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10: RDataMining-03-Association-Rule ，70%的說明題意確認 #133

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lovelybigdata opened this issue Dec 6, 2015 · 1 comment

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R Ladies Boot Camp

lovelybigdata commented Dec 6, 2015

70% 的說明如下:
　
"lift則代表套用這個規則對rhs 做預測是否效果良好。
| 以這個規則來說，有lhs 的人相對沒有lhs 的人，具備rhs 的機率只
| 高了1.005，算是沒什麼效果的規則。",有點不夠白話…

你的意思是指，當我知道某人現在的資產沒有什麼損失時…
要我去猜測他是 (a)擁有全職工作 (b)沒有擁有全職工作
在lift這麼小的情況下，其實猜(a)或是猜(b)都接近0.5的機率，也就是這條規則（情報）對於我的猜測並沒有多大的幫助；
是類似這樣的意思嗎？

wush978 added the enhancement label

wush978 added this to the R Ladies Boot Camp milestone

Owner

wush978 commented Apr 5, 2016

這個課程已經移出翻轉教室了

wush978 closed this as completed

wush978 removed the enhancement label

wush978 mentioned this issue

RDataMining-03-Association-Rule ，70%的說明題意確認 wush978/StatMLDM#6

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