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JEE Main & Advanced Mathematics Statistics Question Bank Measures of dispersion

  • question_answer
    The range of following set of observations 2, 3, 5, 9, 8, 7, 6, 5, 7, 4, 3 is                                            [DCE 1998]

    A)                 11           

    B)                 7

    C)                 5.5          

    D)                 6

    Correct Answer: B

    Solution :

                    Range \[={{X}_{\max }}-{{X}_{\min }}\]\[=9-2\]\[=7\].


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