Q The mean of the following distribution is 57 6 and the sum of its frequencies is 50, find - Maths - Statistics

Question

Q The mean of the following distribution is 57 6 and the sum of its
frequencies is 50, find the missing frequencies f 1   a n d
  f 2

Class
0-20
20-40
40-60
60-80
80-100
100-120

Frequency
7
f 1
12
f 2
8
5

Amit Shukla · Accepted Answer

Kindly, refer to the below link for similar query,

Q 27 
https://www meritnation
com/ask-answer/question/if-the-arithmetic-mean-of-the-following-distribution-is-5/statistics/5056701

Regards

Class	0-20	20-40	40-60	60-80	80-100	100-120
Frequency	7	$f_{1}$	12	$f_{2}$	8	5

Q. The mean of the following distribution is 57.6 and the sum of its frequencies is 50, find the missing frequencies f 1 a n d f 2 Class 0-20 20-40 40-60 60-80 80-100 100-120 Frequency 7 f 1 12 f 2 8 5