Question

2. Koma knows about how to find the arithmetic mean from the given data (which is 53) but she has
confused how to find the unknown term so she asked to her father to help for this type of problem.
|
Class
Frequency
0 - 20
12
1
I
20 - 40
15
40 - 60
32
60 - 80
k
80 - 100
13
I
I
I


please tell fast​

Answer 1

Answer:

Step-by-step explanation: