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The probability that a student is not a ...

The probability that a student is not a swimmer is `1/5`. What is the probability that out of 5 students, 4 are swimmers?

A

`""^5C_4(4/5)^4 1/5`

B

`(4/5)^4 1/5`

C

`""^5 C_1 1/5(4/5)^4 xx""^5C_4`

D

None of these

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The correct Answer is:
A
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