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9th Class Mathematics Statistics Question Bank Statistics

  • question_answer
    Of the class intervals 10 - 20 and 20 - 30, the number 20 is included in which of the following?

    A)  10-20                         

    B)  20-30 

    C)    15-20             

    D)    Both (a) and (b)

    Correct Answer: B

    Solution :

    The number 20 will be included in the class interval 20 - 30.


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