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The probability that a student is not a ...

The probability that a student is not a swimmer is 1/5 then the probability
that out of five student , four are swimmer is

A

^5 C_4(45)^4 (1/5)'

B

(4/5)^4 (1/5)'

C

^5 C_1 (1/5)(4/5)^4'

D

None of these

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The correct Answer is:
A
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V PUBLICATION-PROBABILITY-QUESTION BANK
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