Question

The age (in years) of 50 persons range from 20 to 44 years. They are grouped in 5
classes of size 5 years each. The class frequencies from lowest to highest class are: 6
15, 19, 6 and 4:
Calculate sum of fx for the above data.
​

Answer 1

Answer:

ddgbjbjjjkhid5yuhj

klklkk