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)
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