[考題] 104地特統計考題(代po)
請問如何判斷是信賴區間還是預測區間?
95年的5&6小題我可以清楚分出6要用預測區間
http://imgur.com/YKGJvJc
![](https://i.imgur.com/YKGJvJc.jpg)
(95考題)
http://imgur.com/nEMUawn
![](https://i.imgur.com/nEMUawn.jpg)
(補習班解答)
104年地特第4小題
http://imgur.com/4f4RUnM
![](https://i.imgur.com/4f4RUnM.jpg)
(補習班解答,是用預測區間(多+1))
http://imgur.com/hM3HgQb
![](https://i.imgur.com/hM3HgQb.jpg)
(我直接用var(β0+5001),算出來是信賴區間)
請問這一題如何判斷用預測區間? 代公式的部分是哪裡計算有誤?
謝謝大家願意幫忙解答
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