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प्रश्न
Write the probability of an event which is impossible.
उत्तर
The probability of an impossible event is ‘0’
i.e. P(S) = 0
Proof: Since E has no element, n(E) = 0
From definition of probability:
`P(S) = (n(E))/(n(S)) = 0/(n(S))`
P(S) = 0
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