資訊推薦

• 【題組】17 Which of the following may be the best title for this passage?(A)Intelligence in the Media (B
• 【題組】18 According to the passage, which of the following statements about the TV character is NOT tru
• 【題組】19 According to the passage, why were the students in the glee club still met with resentment fr
• 【題組】20 Which of the following can best describe the tone the author creates?(A)Critical. (B)Indignan
• 2. 在統計學中，所謂的「參數」是指？(A)母體中某種未知的特性 (B)根據樣本計算的數值(C)推論時用到的變數個數 (D)推論中引用的某個統計量
• 3. 欲利用樣本變異數推論常態母體的母體變異數時，通常小樣本會用何種機率分配?(A)卡方分配 (B)常態分配 (C)Student’s t 分配 (D)F 分配
• 4. 當一個母體的分布具有[眾數＞中位數＞平均數]的特性，則此分布為?(A)右偏 (B)左偏 (C)尖峰態 (D)低峰態
• 5. 在製作盒形圖(box plot)時，下列哪一個統計量並不需要呈現？(A)平均數(mean) (B)最小值(the minimum) (C)第一四分位數(the first quartile) (
• 6. 已知母體標準差為 6，現若欲於信賴水準 90%下估計母體平均值，且希望估計的誤差不超過 0.8，則我們至少需要抽取多少個樣本才足夠?(A)12 (B) 30 (C) 152 (D) 174
• 7. 下列因素何者不會影響信賴區間的寬度?(A)信心水準 (B)樣本數 (C)樣本平均數 (D)母體變異數
• 8. 令μ為一個母體的平均數，現欲檢定統計假設H0 :μ≥30 與 H1 :μ＜30。現取一組隨機樣本且求得樣本平均數X ̅=C，則 P 值(P-value)為?̅＜30|H0 ) (B) P(X(A
• 9. 以下關於比較兩個獨立大樣本平均數差異的檢定過程，何者有誤？(A)分配樣本的過程完全隨機 (B)分配後的兩群樣本特性非常相似(C)可以把兩群樣本視為來自於不同母體 (D)兩個樣本的樣本個數不須相同
• 10. 下列何種資料不屬於統計資料中的比率尺度(Ratio scale)?(A)溫度 (B)長度 (C)面積 (D)重量 (E)體積
• 11. 在求算二項分配的機率時，若改以常態分配近似求算，則必須進行何種調整工作？(A)常態性修正 (B)間斷型修正 (C)連續型修正 (D)有限母體修正
• 12. 若在顯著水準 0.01 下，不會拒絕某一虛無假設，則此虛無假設：(A)在顯著水準 0.05 下，會被拒絕 (B)在顯著水準 0.05 下，不會被拒絕(C)在顯著水準 0.05 下，不一定會被拒
• 13. 應用卡方檢定(Chi-square test)對列聯表(contingency frequency)中的變數進行獨立性檢測時，則其觀測次數(observed frequency)與期望次數(e
• 14. 根據 Chebyshev 定理，至多有多少比例的觀測值與其算術平均數的差距會超過兩倍標準差？ (A) 5% (B) 11% (C) 25% (D) 32%
• 15. 設 為參數θ的一個點估計量(estimator)，則其之偏誤(bias)為：(A) θ̂-θ (B) |θ̂ − θ| (C) E(θ̂)-θ (D) |E(θ̂) − θ|
• 2 The court’s decision was not _________ because there were a few judges who voted the other way.(A)
• 3 His teachings were striking and_________ , not only because of a variety of innovative teaching me
• 4 This wildlife_________ is specifically built to provide a safe place for captive animals that beco
• 5 Eight officers in this corrupt city police department were arrested for_________ cocaine.(A) resis
• 6 The President reminded the officials that they should raise their level of_________ in debate and
• 7 The manager’s wife divorced him after the_________ that he was having an affair with his subordina
• 8 Ethnocentrism refers to the belief that one’s own cultural group is_________ to all other groups o