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JEE Main & Advanced Mathematics Statistics Question Bank Self Evaluation Test - Statistics

  • question_answer
    Given (i) 85 observations which are not shortest and (ii) 150 observations which are sorted and arranged in an increasing order. The median values of (i) & (ii) respectively can be found as

    A) (i) 43rd observation (ii) A.M. of 75th and 76th observation

    B) (i) 43rd observation (ii) 76th observation

    C) (i) cannot be found (ii) cannot be found

    D) None of these

    Correct Answer: D

    Solution :

    [d] For the second set of observations N = 150 (even), so median is the A. M. of 75th and 76th  observation first set is not sorted so we have to arrange them in increasing or decreasing order


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