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The probability of securing a succes in ...

The probability of securing a succes in an trial is three times that of a failure. The probability of getting atleast 4 successes in 5 trial is

A

`(649)/(1024)`

B

`(81)/(128)`

C

`(27)/(64)`

D

`(243)/(1024)`

Text Solution

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The correct Answer is:
B
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