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Mathematics 12 Online
OpenStudy (anonymous):

Events A and B are mutually exclusive. Also, P(A) = 0.54 and P(B) = 0.09. What is P(A or B)?

OpenStudy (anonymous):

please help me

OpenStudy (anonymous):

In general, P(A or B) = P(A) + P(B) - P(A and B). Mutually exclusive means that (simply) P(A and B) = 0. Hope this helps.

OpenStudy (anonymous):

thank you so much

OpenStudy (anonymous):

You are welcome!

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