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Mathematics 6 Online
OpenStudy (anonymous):

Events A and B are disjointed. P(A) =8/15; P(B) =4/15 Find P(A or B). 8/15 4/15 11/15 4/5

OpenStudy (anonymous):

11/15

jimthompson5910 (jim_thompson5910):

Since the events are disjoint, this means P(A or B) = P(A) + P(B)

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