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OpenStudy (anonymous):
Events A and B are mutually exclusive, with P(A)=0.65 and P(B)=0.14. What is P(A or B)? A. 0.091 B. 0.215 C. 0.51 D. 0.79
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OpenStudy (anonymous):
P(A or B) = P(A) + P(B) - P(A and B) since A and B are mutually exclusive, P(A and B) = 0 so 0.65 + 0.14 = 0.79 <---
OpenStudy (anonymous):
Thank you (:
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