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Suppose S and T are mutually exclusive events. Find P(S or T) if P(S) = 6/11 and P(T) = 1/10

Suppose S and T are mutually exclusive events. Find P(S or T) if P(S) = 6/11 and P(T) = 1/10
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1 vote
Suppose S and T are mutually exclusive events. Find P(S or T) if P(S) = 6/11 and P(T) = 1/10

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User Tkausl
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7.5k points

1 Answer

3 votes

We use the following fundamental definition from Probability and Set Theory.


p(S U T)=P(S)+P(T)-P(S and T)


P(S and T) =0 because they are mutually exclusive


P(S U T)=6/11+1/10=71/110

answered
User Iain Brown
by
8.7k points
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