Computing means of grouped Data, then Frequencies are

While computing means of grouped data, we assume the frequencies are

  1. centred at the upper limits of the classes
  2. centred at the lower limits of the classes
  3. evenly distributed over all the classes
  4. centred at the classs marks of the classes
Pushpendra Pal Dean Asked on 14th September 2015 in Computers.
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    Answer: (4) centered at the classes marks of the classes

    Anurag Mishra Professor Answered on 4th October 2015.
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