defence exam CISF Head Constable Ministerial (HCM) & ASI Steno Mock Test Series Quantitative Aptitude Elementary Statistics
Given is the data on the ages of the students of a class. What is the mean age of all the students taken together?
| No. of Students | Age of the Students |
| 8 | 8 |
| 6 | 8 |
| 10 | 7 |
| 9 | 7 |
| 7 | 5 |
1
5
2
8
3
6
4
7