Standard Deviation-Mean Plot
Section	Mean	Standard Deviation	Range
1	83.2166666666667	8.7401719697387	27.8
2	82.7666666666667	8.76598107700583	29.9
3	86.175	10.1827952047470	33.3
4	81.55	9.35399768693967	32.1
5	65.65	8.7383688929394	26.3

Regression: S.E.(k) = alpha + beta * Mean(k)
alpha	6.06746517803794
beta	0.0386720087002421
S.D.	0.0388580470705529
T-STAT	0.995212359232233
p-value	0.392986635228523

Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha	0.906696670922283
beta	0.298433674936748
S.D.	0.310561808625914
T-STAT	0.960947761919515
p-value	0.407467486853469
Lambda	0.701566325063252