Re: [非關] 20%成功機率要幾次誤差才能降到1%以下
※ 引述《devidevi (蜜蜜)》之銘言:
: 標題: [非關] 20%成功機率要幾次誤差才能降到1%以下
: 時間: Wed Sep 15 00:23:25 2010
: 噓 jengjye:成功與失敗是結果 不是機率....你的問題在定義要先搞清楚 09/15 12:43
: 噓 samuelosk:你的數學老師一定時常請假 09/15 15:07
: 噓 juncat:已知成功率20%的前提下 你作幾次都不會改變這項機率 09/15 19:28
: 噓 takalynn:還多次的喔 我統計博士喔 09/15 19:37
: → takalynn:我看不懂你在說甚麼 你再寫一篇吧 09/15 19:37
類似抽樣調查
台灣人口有2千萬人
抽樣1000人,誤差如何計算出來的???
但是現在面對的不是人
我有2千件貨物,裡面有20%的不良品
我要如何訂定抽樣標準才能保證抽樣誤差小於1%(也就是19~21%),還是說永遠不能保證
推 sbchris:這不是機率問題...是要用大數法則去測試遊戲所謂的20%成功 09/15 02:41
→ sbchris:是不是晃點人的,所以要有一定量的實驗數據才能得到結果 09/15 02:42
順便請問一下大數法則是什麼??
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◆ From: 220.137.58.200
※ 編輯: devidevi 來自: 220.137.58.200 (09/15 21:20)
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