Mathematics, 14.09.2019 12:10 Deavionaaaaa
If a and b are events with p(a) = 0.5, p(a or b) = 0.65, p(a and b) = 0.15, find p(b).
Answers: 2
is the probability that only A happens.
, that is the probability that only B happens.
. So we can find 
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If a and b are events with p(a) = 0.5, p(a or b) = 0.65, p(a and b) = 0.15, find p(b)....
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