Standard Deviation-Mean Plot
Section	Mean	Standard Deviation	Range
1	13.89	0.0559761854124885	0.129999999999999
2	14.01	0.0408248290463862	0.0999999999999996
3	14.1175	0.0189296944860013	0.0400000000000009
4	14.1925	0.0537742193496721	0.119999999999999
5	14.3325	0.0419324854180309	0.100000000000001
6	14.465	0.0191485421551271	0.0400000000000009
7	14.5875	0.0427200187265875	0.0899999999999999
8	14.66	0.0391578004149024	0.0899999999999999
9	14.85	0.0522812904711943	0.110000000000001
10	15.2675	0.102753750945322	0.229999999999999
11	15.42	0.0336650164612071	0.0700000000000003
12	15.5825	0.04991659710624	0.110000000000001
13	15.86	0.0804155872120987	0.190000000000000
14	15.965	0.0300000000000003	0.0600000000000005
15	16.08	0.0216024689946930	0.0500000000000007
16	16.2625	0.123389626792532	0.270000000000003
17	16.5525	0.0708872343937896	0.150000000000002
18	16.825	0.120692446601545	0.260000000000002
19	17.095	0.0994987437106624	0.210000000000001
20	17.3575	0.0689806736219164	0.16
21	17.54	0.0860232526704258	0.199999999999999

Regression: S.E.(k) = alpha + beta * Mean(k)
alpha	-0.189206785723441
beta	0.0160840625220116
S.D.	0.00509951143936573
T-STAT	3.1540398944594
p-value	0.00522512499433106

Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha	-14.2690822788746
beta	4.13120437272260
S.D.	1.46484807740262
T-STAT	2.82022718700481
p-value	0.0109307969432783
Lambda	-3.13120437272260