9th Class Mathematics Statistics Question Bank Statistics

  • question_answer
    What is the algebraic sum of the deviations of a set of n values from their mean?

    A)  0                                

    B)  n-1                 

    C)    n                    

    D)    n+1

    Correct Answer: A

    Solution :

    The algebraic sum of the deviations of a set of \[n\]values from their mean is always zero (0).


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