問題詳情
19 拋擲一枚沒有偏差（也就是出現正面或反面機會都相等）的銅板二次，已知其中一次出現正面，則這二次拋擲都是出現正面的機率為何？
(A) 1
(B) 1/2
(C) 1/3
(D) 1/4
(A) 1
(B) 1/2
(C) 1/3
(D) 1/4
參考答案
答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
內容推薦
- Paul: Hi, I wonder if you could help me. I have a fever and a sore throat. Can you give me s
- Jack: What do you think is the best way to start making friends?Tom: I believe that a proper
- (A) horrible (B) terrific (C) impossible (D) common
- V. Reading Comprehension：閱讀文章後選出最正確的答案。The Martin family took a two-week vacation last summer. The d
- ( )The phone call delayed me for a few minutes when I ______ go out for an appointment.(A)was
- IV. Conversation：選出最適當的答案以完成該對話。Student A: Shall I lock the chemistry lab now before I go ho
- (A) in (B) on (C) at (D) by
- III. Cloze Test：選出最適當的答案以完成此歌曲。(若選項為AB，請同時於答案卡上畫記AB，以此類推。)Bad DayWhere is the moment we needed the m
- 20 設一隨機變數（random variable）X，其期望值（mean value） E[X] =1，其均方差（variance） 。令Y = 3X + 2，則E[Y2] 之值為何？(A) 36
- Jessica: Could you call me a taxi, please?Bell Captain: Yes, ma’am. _______________Jessica:
內容推薦
- ( )Night owls tend to increase activity ________.(A)in the dead of night (B)day and night (C)
- How many people are there in the Martin Family?(A) Eight (B) Seven (C) Five (D) Six
- 73 53 歲女性病人，主訴聲音沙啞、吞嚥困難、脈衝性耳鳴（pulsatile tinnitus）和聽力減退，接受磁振造影檢查（MRI），下圖為注射顯影劑後的 T1 加權影像，圖中箭頭所指病灶最可能的
- Jack: Finally, my job is done.Tom: What do you think of it?Jack: At the first sight, I belie
- ( )Since our grandparents live in the countryside, we can only pay them a visit _________.(A)
- Why did the family change their clothes?(A) To clean the house (B) To wash the clothes (C) T
- Kim is crying. She has just watched a(n) (26) film. Calvin missed the end of the movie (27) he was s
- Interviewer: Do you think yourself a talent, winning all these games?Jeremy Lin: No. It’s ju
- ( )I refused to shake hands with Tom and ______ him.(A)make fun of(B)make peace with(C)lash o
- VI. Match: 選出與下列題目相對應的英文單字。(若選項為AB，請同時於答案卡上畫記AB，以此類推。)(A) seed (B) band (C) natural (D) bud (E) vine
- (A) until (B) because (C) though (D) unless
- Albert: Has the 5:30 showing of the movie started yet?Clerk: _______________Albert: Then I’l
- ( )Many volunteers stood on the street to ______ food to the homeless.(A)dish out(B)count on(
- 種子
- Terry: What kind of a seat do you request when you fly?Susie: I prefer an aisle seat.Terry:
- ( )She came _________ to the museum only to find that it was closed.(A)all the way(B)all the
- ( )Upset about the breakup, Sonia ___________ to her mother, trying to seek comfort and suppo
- ( )The drowning boy ___________ again after the lifeguard performed CPR on him.(A)came true(B
- 花苞
- 三、文法選擇: 15%( )___________ where the restaurant was, Peter turned to a passer-by for help.(A)K
- ( )Frankenstein blamed himself ________ his brother's death.(A)on(B)to(C)for(D)with
- ( )________ as a good teacher, she is popular with her students.(A)Seen(B)To see(C)To be seen
- 藤蔓
- ( ) (A) what(B) which(C) where(D) when
- ( )If I ________ earlier, I ________ that stupid decision.(A)know; won't make (B)knew; w