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OpenStudy (anonymous):
Events A and B are disjointed. P(A) = 6/17 P(B) = 9/17 Find P(A or B).
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OpenStudy (anonymous):
Since the events are disjoint (mutually exclusive), the Probability: \[P(A \cup B) = P(A) + P(B)\]
OpenStudy (anonymous):
6/17?
OpenStudy (anonymous):
No, this would be an addition of fractions: \[(6/17) + (9/17)\]
OpenStudy (anonymous):
ooohhh 15/17
OpenStudy (anonymous):
Thats the one.
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