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  3. 9th Class
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9th Class Mathematics Statistics Question Bank Statistics and Probability

  • question_answer
    The mean of the following distribution is 44.35
    x F
    10 18
    25 a-3
    40 27
    55 a-6
    70 34
    The value of a is _______

    A) 12                                                                    

    B) 9            

    C) 15         

    D) 18

    E) None of these

    Correct Answer: C

    Solution :

    Not Available  


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