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1. Suppose our sample space is days of the week. Which of these pairs of events

ID: 3299832 • Letter: 1

Question

1. Suppose our sample space is days of the week. Which of these pairs of events A and B are mutually exclusive?

A= A: {Monday, Wednesday, Sunday} and B: {Wednesday, Thursday}

B= A: {Monday, Tuesday} and B: {Tuesday, Wednesday}

C= A: {Monday, Tuesday} and B:{Wednesday, Thursday}

D= A: {Monday, Wednesday, Friday, Sunday} and B: {Friday, Saturday}

E= A: {Monday, Wednesday, Friday, Sunday} and B: {Saturday, Sunday}

F= A:{Sunday, Monday, Tuesday, Wednesday} and B: {Wednesday, Thursday, Friday, Saturday}

2. True or false: Suppose that eating high cholesterol foods, E, and developing high blood cholesterol by age 50, B, are independent events, then P ( B | E ) = P(B)

Explanation / Answer

Option C is Correct because it does not have any common element

b) True because if A and B are independent then P(A/B) = P(A)