New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    The mean deviation and coefficient of mean deviation of

    5 observation are 1.2 and 0.4. If the sum of the first four terms is 10, then the fifth term is equal to:
    A 4.5 Correct Answer Incorrect Answer
    B 5 Correct Answer Incorrect Answer
    C 4 Correct Answer Incorrect Answer
    D 5.5 Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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