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Let X be a binomially distributed variat...

Let X be a binomially distributed variate with mean 10 and variance 5. Then `P(X gt 10)=`

A

`(1)/(2^(20))sum_(11)^(20)20_(C_(K))`

B

`(1)/(2^(20))sum_(1)^(20)-20_(C_(K))`

C

`(1)/(2^(20))sum_(1)^(20)10_(C_(K))`

D

`sum_(11)^(20)20_(C_(K))(1)/(2^(K))((2)/(3))`

Text Solution

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A
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AAKASH SERIES-RANDOM VARIABLE -EXERCISE - I
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