defence exam SSB Head Constable (Communication) 2023 Mock Test Quantitative Aptitude Elementary Statistics
The mean marks of the following distribution is:
| Marks obtained | No. of students |
| 25 | 5 |
| 30 | 6 |
| 35 | 3 |
| 40 | 1 |
1
32
2
29
3
31
4
30
The mean marks of the following distribution is:
| Marks obtained | No. of students |
| 25 | 5 |
| 30 | 6 |
| 35 | 3 |
| 40 | 1 |