Question

7. The ages of 40 students are given in the following table :
Age (in years)
12
13
14
15
16
17
18
Frequency
2
4
6
9
8
7.
4
Find the arithmetic mean.​

Answer 1

Answer:

Answer is 234567800 you must thisand

Answer 2

Answer:

Answer is a 234567800 you must thisand.

Step-by-step explanation:

This answer is very simple