Table 4 Comparison of the 5 models based on the combined set

Constant

0.8685

0.9830

0.8865

0.9279

0.8921

MO2

−0.1350

−0.1437

−0.1084

−0.1442

−0.1395

MO3

−0.3874

−0.4061

−0.3725

−0.3749

−0.4325

SC2

−0.0975

−0.1061

−0.0766

−0.0876

−0.0911

SC3

−0.1614

−0.1802

−0.1581

−0.1394

−0.2023

UA2

−0.0764

−0.0850

−0.0613

−0.0475

−0.0674

UA3

−0.0988

−0.1176

−0.1070

−0.0673

−0.1322

PD2

−0.0495

−0.0650

−0.0289

−0.0587

−0.0523

PD3

−0.1390

−0.1510

−0.1362

−0.1265

−0.1807

AD2

−0.0410

−0.0426

−0.0202

−0.0494

−0.0420

AD3

−0.0849

−0.1108

−0.0816

−0.0720

−0.1282

N1

−0.0831

N2

−0.0709

N3

−0.1119

C3Sq

0.0100

Adj R Sq

0.5550

0.5597

0.5588

0.5647

0.5597

Correl Model vs Observed

0.9816

0.9847

0.9840

0.9881

0.9867

% MAE Model vs Observed

3.0%

3.1%

2.7%

2.4%

2.7%

% MAE Model vs Holdouts

2.8%

2.8%

3.5%

1.5%

2.6%

% Residuals >0.05

11%

13%

21%

11%

13%