Solved papers for JEE Main & Advanced JEE Main Paper (Held On 11 April 2014)

done JEE Main Paper (Held On 11 April 2014)

  • question_answer1) If X has a binomial distribution, B(n, p) with parameters n and p such that P(X = 2) = P (X = 3), then E(X), the mean of variable X, is   [JEE Main Online Paper ( Held On 11 Apirl  2014 )

    A) 2 ? p                     

    B) 3 ? p

    C) \[\frac{p}{2}\]                                  

    D) \[\frac{p}{3}\]

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JEE Main Online Paper (Held On 11 April 2014)
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