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What is the probability of rolling an odd number and then a


1. Use the information given to determine whether the events A and B are independent.

1. P(A) = ½, P(B) = ½, P(A and B) = ¼

2. P(A) = .35, P(B) = .63, P(A and B) = .32

3. P(A) = ½, P(B) = 21/55, P(A and B) = 3/22

4. P(A) = .7, P(A|B) = .7

5. P(A) = .7, P(A|B) = .9

2. What is the probability of rolling an odd number and then a number less than 3 on two rolls of a fair die?

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Basic Statistics: What is the probability of rolling an odd number and then a
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