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aliina [53]
3 years ago
5

Conditional Probability

Mathematics
1 answer:
trapecia [35]3 years ago
3 0
To solve for P(QIR) we use the formula:
P(QIR)=[P(Q∩R)]/P(R)
But from the diagram:
P(Q∩R)=3/22
P(R)=7/22
hence
P(QIR)=3/22÷7/22=3/7
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