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10th Class Mathematics Statistics Question Bank Statistics and Probability

  • question_answer
    For a given distribution, the arithmetic mean is 10 and the standard deviation is 8. The coefficient of dispersion is given as

    A)  8                            

    B)         80

    C)  8                              

    D)         1.25

    Correct Answer: C

    Solution :

     Coefficient of dispersion \[=\frac{\sigma }{m}=\frac{8}{10}=0.8\]


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