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    Question

    The scores obtained by a student in his last 15 tests

    are 14, 22, 18, 22, 14, 14, 28, 30, 14, 22, 18, 30, 20, 22, and 30. Find the difference between the modes of this set of data.
    A 8 Correct Answer Incorrect Answer
    B 12 Correct Answer Incorrect Answer
    C 10 Correct Answer Incorrect Answer
    D None of these Correct Answer Incorrect Answer

    Solution

    ATQ, Mode is the number that occurs the most number of times in the given set of data. Modes = 14 and 22 (both occur 4 times each). Therefore, the required difference = 22 - 14 = 8.

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