| Standard Deviation-Mean Plot | |||
| Section | Mean | Standard Deviation | Range |
| 1 | -13 | 2.44948974278318 | 5 |
| 2 | -14.25 | 3.77491721763537 | 7 |
| 3 | -22.25 | 2.36290781312630 | 5 |
| 4 | -21 | 3.36650164612069 | 8 |
| 5 | -11 | 1.63299316185545 | 4 |
| 6 | -5.5 | 3 | 6 |
| 7 | -4.75 | 2.98607881119482 | 7 |
| 8 | -1 | 1.41421356237310 | 3 |
| 9 | 1 | 1.41421356237310 | 3 |
| 10 | -1.5 | 4.50924975282289 | 10 |
| 11 | -2 | 0 | 0 |
| 12 | -4.25 | 1.70782512765993 | 4 |
| 13 | -5.75 | 3.59397644214130 | 8 |
| 14 | -11.5 | 1.73205080756888 | 4 |
| 15 | -5.25 | 4.03112887414927 | 9 |
| 16 | -6.25 | 0.5 | 1 |
| 17 | -2 | 1.63299316185545 | 4 |
| 18 | -3.5 | 2.08166599946613 | 5 |
| Regression: S.E.(k) = alpha + beta * Mean(k) | |
| alpha | 2.01745089111668 |
| beta | -0.0439333805086031 |
| S.D. | 0.0444012317233301 |
| T-STAT | -0.989463102788628 |
| p-value | 0.337165006785742 |
