[問卦] 認真問3% 6%哪來的已刪文
真的認真問一下,到底3%或6%怎麼來的?
今天不就是只要看有沒有顯著差異不就好了嗎?沒有就算侯的,
舉個例子,
1. 柯侯5% ,侯柯3%, 誤差正負1.3%
計算: 5-3=2%, 2 超過1.3,有顯著差異,柯1分
2. 柯侯5%,侯柯3%,誤差正負2.5%
計算: 5-3=2%, 2小於2.5,沒有顯著差異 (在誤差範圍內),侯1分
不就這麼簡單嗎?為什麼吵成這樣?認真詢問
誤差正負值來自該民調做的抽樣調查。
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