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Q. 5. If $P(A)=\frac{6}{11},P(B)=\frac{5}{11}$ and $P(A\cup B)=\frac{7}{11},$ find

(iii) $P(B\mid A)$

Answers (1)

best_answer

Given in the question-

$P(A)=\frac{6}{11},P(B)=\frac{5}{11}$ and $p(A\cap B)=\frac{4}{11}$

Use formula

$P ( B | A ) = \frac{p(A\cap B)}{P(A)}$

$P ( B | A ) = \frac{\frac{4}{11}}{\frac{6}{11}}$

$P ( B | A ) = \frac{4}{6}=\frac{2}{3}$

Posted by

seema garhwal

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