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Find the mean of the following data.

x
    0
12 14 16 18
f 2 3 1 6 3

Asked by Topperlearning User 6th November 2017, 12:48 PM
Answered by Expert
Answer:
     xi
          fi
      fi xi
    0
         2
      0
  12
        3
    36
  14
        1
    14
  16
        6
    96
  18
        3
    54
 
200
 
begin mathsize 12px style stack straight x space with bar on top equals fraction numerator begin display style stack sum straight f subscript straight i straight x subscript straight i with straight i below end style over denominator begin display style stack sum straight f subscript straight i with straight i below end style end fraction
stack straight x space with bar on top equals 200 over 15
stack straight x space with bar on top equals 40 over 3 end style
Answered by Expert 6th November 2017, 2:48 PM
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