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OpenStudy (anonymous):
Events A and B are disjointed. P(A) =8/15 ; P(B) =4/15 . Find P(A or B). Events A and B are disjointed. P(A) =4/11 ; P(B) = 3/11. Find P(A or B).
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OpenStudy (anonymous):
@isaac4321 @welshfella @jcoury
OpenStudy (anonymous):
Since the events are disjoint, this means P(A or B) = P(A) + P(B) or 11/15
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