Find the mean of the following data.

x 0-2 2-4 4-6 6-8 8-10 10-12 12-14
f 1 2 1
5
6 2 3

Asked by Topperlearning User | 6th Nov, 2017, 01:16: PM

Expert Answer:

Class Intervals
      fi
    xi
    fi xi
        0-2
      1
    1
     1
        2-4
      2
    3
     6
        4-6
      1
    5
     5
        6-8
      5
    7
    35
        8-10
      6
    9
    54
       10-12
      2
   11
    22
       12-14
      3
   13
    39
 
20
 
162

Answered by  | 6th Nov, 2017, 03:16: PM