If P(C) = , then P() = .......................

Engineering

Mathematics

Basic Definitions Related to Probability

Question

If P(C) = $\frac{2}{7}$ , then P( $C$ ) = .......................

$\frac{5}{7}$

$\frac{2}{7}$

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Given P(C) = $\frac{2}{7}$

We know that P(C) + P( $C$ ) = 1

⇒ P(

C

) = 1 – P(C) =

1 - \frac{2}{7} = \frac{5}{7}

Hence, the answer is

\frac{5}{7}

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