阿摩線上測驗
登入
首頁
>
轉學考-機率與統計學
>
94年 - 94 淡江大學 轉學考 機率與統計學#56045
>
題組內容
7某縣的縣長認爲若該縣超過2/3的民衆贊成設立賭場5則他就向中央爭取該縣成立合法的大型賭場,根據一項民調結 果顯示在受訪的900人中有630人贊成賭場成立.令π表示該縣贊成設立賭場的實際人口比例,利用此筆資料檢定
(i)本題的型一錯誤及型二錯誤分別爲何?
其他申論題
(i) Show that and X1X2X3 has the same distribution where X1,X2 and X3 are i.i.d. U(0,1) r.v,s.
#212661
【已刪除】(ii) Let Z be the number of , , where 0 < t < 1, show that Z lias a Poission distribution with parameter -log/.. (Hint: you can use the fact that which is the exponential dist. with mean 2)
#212662
【已刪除】(i) Prove that
#212663
【已刪除】(ii) Show that are unbiased estimators of β and α
#212664
(ii)在顯著水準爲0.05的情形下,根據資料你將如何建議縣長.
#212666
【已刪除】8. Suppose that are the ordered statistics. Use X(n) to construct a confidence interval of 0 wilh level 1 -α
#212667
(i) What are the mean and variance of the life time of tliis kind of light bulb.
#212668
(ii) A light bulb has been used for one year, what, is the probability that the light bulb can be used for anther year, aud what is the expectation of the life time of this light bulb.
#212669
【已刪除】10.有一顆骰子連續擲了300次,一點出現58次,兩點出現38次,三點出現39次,四點出現56次,而五點及六點忘了紀 錄,請在顯著水準0.05下用現有的資料下檢定這顆骰子是否正常?(註:
#212670
一、將這些學習行為及學習的内容透過現今發展完善的網路環境傳遞給學習者,像是這樣的 學習方式,我們便可稱為 1 。
#212671