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    Question

    The median of a set of 11 distinct observations is 73.2.

    If each of the largest five observations of the set is increased by 3, then the median of the new set:
    A is 3 times that of the original set Correct Answer Incorrect Answer
    B is increased by 3 Correct Answer Incorrect Answer
    C remains the same as that of the original set Correct Answer Incorrect Answer
    D is decreased by 3 Correct Answer Incorrect Answer

    Solution

    ATQ, [(n + 1)/2]th observation observation = 6th observation ∵ The 6th observation is not changed. ∴ The median of the new set remains the same.

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