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R

Ram Sharma • 193.88K Points
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Q. While computing mean of grouped data, we assume that the frequencies are

  • (A) evenly distributed over all the classes
  • (B) centred at the classmarks of the classes
  • (C) centred at the upper limits of the classes
  • (D) centred at the lower limits of the classes
Correct Answer - Option (B)
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