Conditional Probability

Question 1

What statements are correct? Check all that apply.The conditional probability formula is P(X │ Y) = .The conditional probabilities P(D │ N) and P(N │ D) are equal for any events D and N.The notation P(R │ S) indicates the probability of event R, given that event S has already occurred.Conditional probability applies only to independent events.Conditional probabilities can be calculated using a Venn diagram.

Revolt · Accepted Answer

The conditional probability formula is P(X │ Y) = .; The notation P(R │ S) indicates the probability of event R, given that event S has already occurred.; Conditional probabilities can be calculated using a Venn diagram.

Question 2

1/22/9✔ 8/33

Revolt · Accepted Answer

✔ 8/33

Question 3

22✔ 2450

Revolt · Accepted Answer

✔ 24

Question 4

33/4733/6747/154✔ 80/154

Revolt · Accepted Answer

✔ 80/154

Question 5

47/80✔ 47/8747/15480/154

Revolt · Accepted Answer

✔ 47/87

Question 6

✔ no, P(male) does not equal P(male | geometry)no, P(male) equals P(male | geometry)yes, P(male) does not equal P(male | geometry)yes, P(male) equals P(male | geometry)

Revolt · Accepted Answer

✔ no, P(male) does not equal P(male | geometry)

Question 7

4/8✔ 4/114/12

Revolt · Accepted Answer

✔ 4/11

Conditional Probability Answers

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