| Standard Deviation-Mean Plot | |||
| Section | Mean | Standard Deviation | Range |
| 1 | 20.2 | 2.22669751384911 | 6 |
| 2 | 21.1416666666667 | 2.94292937960348 | 6.2 |
| 3 | 21.625 | 1.79601832345381 | 7 |
| 4 | 21.05 | 1.83079714381965 | 5.8 |
| 5 | 19.9 | 1.55505042303516 | 3.8 |
| Regression: S.E.(k) = alpha + beta * Mean(k) | |
| alpha | -1.84233165709314 |
| beta | 0.188258069631694 |
| S.D. | 0.427495614283541 |
| T-STAT | 0.440374271317858 |
| p-value | 0.689464871658522 |
| Regression: ln S.E.(k) = alpha + beta * ln Mean(k) | |
| alpha | -5.13813378669162 |
| beta | 1.92521478521097 |
| S.D. | 3.98784351352323 |
| T-STAT | 0.482770895769191 |
| p-value | 0.66229646729297 |
| Lambda | -0.925214785210966 |
