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Suppose Q and R are independent events. Find P(Q and R) if P(Q) = 0.32 and P(R) = 0.19.

User Ivoputzer
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2 Answers

2 votes
.32*.19=0.608
Sinc3 they are independent
User Marat Badykov
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3 votes
ANSWER


P(Q \: and \: R)=0.0608


It was given that,


P(Q) = 0.32
and


P(R) = 0.19



Events Q and R and independent events if and only if




P(Q \: and \: R)=P(Q) * P(R)


We therefore substitute the respective probabilities to obtain,



P(Q \: and \: R) = 0.32*0.19


P(Q \: and \: R)=0.0608
User Bad Boy
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8.2k points

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