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    Question

    What is the mean value of the following set of data?

    9, 11, 13, 15, 12, 10, 14, 16
    A 10.5 Correct Answer Incorrect Answer
    B 12.5 Correct Answer Incorrect Answer
    C 18.5 Correct Answer Incorrect Answer
    D 21.5 Correct Answer Incorrect Answer

    Solution

    ATQ, Mean = (9 + 11 + 13 + 15 + 12 + 10 + 14 + 16) Ă· 8 = 12.5

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