Student1 2 3 1 25 25 29 2 26 256 256 3 226 259 251 4 222 25
| # | Student1 | 2 | 3 | |
| 1 | 2.5 | 2.5 | 2.9 | |
| 2 | 2.6 | 2.56 | 2.56 | |
| 3 | 2.26 | 2.59 | 2.51 | |
| 4 | 2.22 | 2.51 | 2.55 | |
| 5 | 2.23 | 1.50 | 2.6 | 
Solution
# Student1 2 3 1 2.5 2.5 2.9 2 2.6 2.56 2.56 3 2.26 2.59 2.51 4 2.22 2.51 2.55 5 2.23 1.5 2.6 \\sigma 0.175841 0.466551 0.157575 \\bar{T} 2.362 2.332 2.624 \\sigma_bar{T} 0.160628
