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Fro the probability distribution given b...

Fro the probability distribution given be
`{:(X=x_i,0,1,2),(P_i,25/36,5/18,1/36):}`
the standard deviation `(sigma)` is

A

`sqrt(1/3)`

B

`1/3sqrt(1/3)`

C

`sqrt(5/36)`

D

None of the above

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The correct Answer is:
B
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