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      Question

      If xi | fi , i = 1,2,...n is a frequency distribution

      with standard deviation 15 and mean 30, the coefficient of variation will be equal to:
      A 2 Correct Answer Incorrect Answer
      B 200 Correct Answer Incorrect Answer
      C 0.5 Correct Answer Incorrect Answer
      D 50 Correct Answer Incorrect Answer

      Solution

      The correct answer is D

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