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12th Class Mathematics Sample Paper Mathematics Olympiad - Sample Paper-5

  • question_answer
    The probability distribution of a random variable X is given by X=x               0        1        2         3        4 P(X=x)         0.4       0.3      0.1       0.1      0.1 The variance of X is

    A)  1.76           

    B)  2.45           

    C)  3.2                  

    D)  4.8

    Correct Answer: A

    Solution :

    Not Available  


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