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Ch.6-7古典機率與期望值

Authored by 子芸 王

Mathematics

10th Grade

Used 1+ times

Ch.6-7古典機率與期望值
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16 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

同時擲兩粒骰子並觀察其所出現的點數和,樣本點的個數為11。

O

X

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

同時擲兩粒骰子並觀察其所出現的點數和,點數和為2出現的機率為 111\frac{1}{11} 

O

X

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

連續丟一枚硬幣兩次的結果皆為正面的機率,與同時擲兩枚硬幣的結果皆為正面的機率相等。

O

X

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 AB設A和B為樣本空間的兩互斥事件,  

 AB則A'和B'亦為兩個互斥事件。  

O

X

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 SAB設S為一試驗的樣本空間,A與B   SAB為S當中的兩個事件,若A\subseteq B,  P(A)P(B)則P\left(A\right)\le P\left(B\right)  。

O

X

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 S, ABSS為一試驗的樣本空間,\ A與B為S   P(A)P(B)當中的兩個事件,若P\left(A\right)\le P\left(B\right)  , AB,\ 則A\subseteq B  。

O

X

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

一副撲克牌扣除鬼牌後,先後抽出兩張牌,則兩張皆為紅心的機率為 13×1252×51\frac{13\times12}{52\times51}  。

O

X

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