| Standard Deviation-Mean Plot | |||
| Section | Mean | Standard Deviation | Range |
| 1 | 15.5 | 1.29099444873581 | 3 |
| 2 | 14 | 1.82574185835055 | 4 |
| 3 | 12 | 1.41421356237310 | 3 |
| 4 | 14.75 | 0.957427107756338 | 2 |
| 5 | 14.75 | 1.25830573921179 | 3 |
| 6 | 14.5 | 1 | 2 |
| 7 | 15.5 | 1 | 2 |
| 8 | 14.75 | 0.5 | 1 |
| 9 | 13 | 0.816496580927726 | 2 |
| 10 | 9.75 | 1.70782512765993 | 4 |
| 11 | 8.75 | 1.5 | 3 |
| 12 | 7 | 2.58198889747161 | 6 |
| 13 | 6.25 | 1.89296944860009 | 4 |
| 14 | 8.5 | 2.08166599946613 | 5 |
| 15 | 10.25 | 1.5 | 3 |
| Regression: S.E.(k) = alpha + beta * Mean(k) | |
| alpha | 2.95425095575434 |
| beta | -0.128235065917780 |
| S.D. | 0.0295061662418572 |
| T-STAT | -4.34604295477285 |
| p-value | 0.000792771451933434 |
| Regression: ln S.E.(k) = alpha + beta * ln Mean(k) | |
| alpha | 2.65069351629168 |
| beta | -0.9723958643905 |
| S.D. | 0.266936173189080 |
| T-STAT | -3.64280289468943 |
| p-value | 0.0029779838786225 |
| Lambda | 1.9723958643905 |
