The table shows the salaries obtained(in Rs lakhs per annum) by 8 candidates in an engineering college. What is the variance of their salaries?
| Candidate | Salary |
| A | 4 |
| B | 4 |
| C | 2 |
| D | 5 |
| E | 5 |
| F | 6 |
| G | 3 |
| H | 3 |
1
2.5
2
1
3
1.5
4
2
The table shows the salaries obtained(in Rs lakhs per annum) by 8 candidates in an engineering college. What is the variance of their salaries?
| Candidate | Salary |
| A | 4 |
| B | 4 |
| C | 2 |
| D | 5 |
| E | 5 |
| F | 6 |
| G | 3 |
| H | 3 |