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Question: What is the intersection A∩B of the setsA={1,2,3,4,5} and B={2,3,5,7,11}? Group of answer choices {1,2,3,4,5,7,11} {7,11} {2,3,5} {1,4}

24 Jan 2023,6:44 AM


Question 15 pts

What is the intersection A∩B  of the setsA={1,2,3,4,5} and B={2,3,5,7,11}?

Group of answer choices

{1,2,3,4,5,7,11}

{7,11}

{2,3,5} - Correct answer

{1,4}

 

Flag question: Question 2

Question 25 pts

What is the union AB of the sets A={1,2,3,4,5} and B={2,3,5,7,11}?

Group of answer choices

{1,4}

{1,2,3,4,5,7,11}

{7,11}

{2,3,5}

 

Flag question: Question 3

Question 35 pts

What is the difference AB between the sets A={1,2,3,4,5} and B={2,3,5,7,11}?

Group of answer choices

{1,2,3,4,5,7,11}

{2,3,5}

{1,4}

{7,11}

 

Flag question: Question 4

Question 45 pts

What is the difference BA between the sets A={1,2,3,4,5} and B={2,3,5,7,11}?

Group of answer choices

{7,11}

{2,3,5}

{1,4}

{1,2,3,4,5,7,11}

 

Flag question: Question 5

Question 55 pts

Let E be an event in a sample space S.  If P(E)=0.3, what is the value of P(SE)?

Group of answer choices

0.15

0.7

0.3

0.85

 

Flag question: Question 6

Question 65 pts

Denote by E the event of drawing a red card when drawing a single card, at random, from a standard deck of fifty-two (52) playing cards.  Denote by F the event of drawing an Ace when drawing a single card, at random, from a standard deck of fifty-two (52) playing cards.  What is the value of the conditional probability P(E|F)?

Group of answer choices

213

12

126

113

 

Flag question: Question 7

Question 75 pts

Denote by E the event of drawing a red card when drawing a single card, at random, from a standard deck of fifty-two (52) playing cards.  Denote by F the event of drawing an Ace when drawing a single card, at random, from a standard deck of fifty-two (52) playing cards.  What is the value of the conditional probability P(F|E)?

Group of answer choices

113

213

12

126

 

Flag question: Question 8

Question 85 pts

Suppose that A and B are independent events.  If P(A)=0.4 and P(B)=0.3, what is the value of P(A∩B)?

Group of answer choices

0.12

0.07

0.012

0.7

 

Flag question: Question 9

Question 95 pts

If the events A and B are independent, then P(A|B)=P(A).

Group of answer choices

True

False

Expert answer


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