Find the mean, median and mode of the following data:


Classes Frequency
0 - 20 6
20 – 40 8
40 – 60 10
60 – 80 12
80 – 100 6
100 – 120 5
120 - 140 3



Asked by Topperlearning User | 13th Feb, 2014, 01:13: PM

Expert Answer:

Classes
Frequency
Cumulative Frequency
0 - 20
6
6
20 – 40
8
14
40 – 60
10
24
60 – 80
12
36
80 – 100
6
42
100 – 120
5
47
120 - 140
3
50

 



Answered by  | 13th Feb, 2014, 03:13: PM