Question

Plz guys fastly...
The mean of the following frequency distribution is 62.8 and Sum of all the frequencies is 50 compute the missing frequencies f1 and f2
Class interval 0-20 20-40 40-60 60-80 80-100 100-120
frequency 5 f1 10 f2 7 8​

Answer 1

Answer:

thanks for free point.