Question

7. Using an appropriate method, find the mean of the following frequency
distribution:
Class
interval
84-90
90-96
96-102 102-108 108-114 114-120
16
8
10
23
11
12
Frequency​

Answer 1

Answer:

sum of observation/no.of observations is mean now try it

Answer 2

Answer:

Sum of observations /no of observations is mean. Now try it