Question 5 3 pts If PA 736 PB 16 and PA and B 0 what can

Question 5 3 pts If P(A) = 7/36, P(B) = 1/6 and P(A and B) = 0, what can you say about P(A or B)?

13/36

19/72

7/72

There is not enough information to determine P(A or B).

Solution

If P(A and B)=0 ,it means two events are mutually exclusive

P(A or B)=P(A)+P(B)-P(A and B)

P(A or B)=P(A)+P(B)-0

P(A or B)=7/36+1/6

=13/36

SO option 1 is the correct one

Question 5 3 pts If P(A) = 7/36, P(B) = 1/6 and P(A and B) = 0, what can you say about P(A or B)? 13/36 19/72 7/72 There is not enough information to determine

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