MATHS SIMPLE PROBLEM HELP

Given that 3rd Quartile (Q3) = 60 . The classes are :
0-10,10-20,20-30,30-40,40-50,50-60,60-7...
70-80,80-90

Now, IN which class does Q3 lie??
50-60 or 60-70?

  1. 👍 0
  2. 👎 0
  3. 👁 70
asked by clive
  1. There is no universal agreement on this. 60, the 3rd quartile, is halfway between the median and the highest data value, usually. See this:
    https://en.wikipedia.org/wiki/Quartile

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