CBSE  /  Class 10  /  Maths  /  Statistics

  • 1. 
    While computing mean of grouped data, we assume that the frequencies are

  • centred at the upper limits of the classes
  • centred at the lower limits of the classes
  • centred at the classmarks of the classes
  • evenly distributed over all the classes

  • 2. 
    Which of the following can not be determined graphically?

  • Mean
  • Median
  • Mode
  • None of these

  • 3. 
    Mode is the

  • middle most frequent value
  • least frequent value
  • maximum frequent value
  • none of these
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