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31-07-2018
Mathematics

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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

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vilnius vilnius

31-07-2018

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

[tex] p(S U T)=P(S)+P(T)-P(S and T) [/tex]

[tex] P(S and T) =0 because they are mutually exclusive [/tex]

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

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