Si

Sample no

Recommended value (%)

Binary regression analysis value (%)

Absolute error (%)

Relative error (%)

GF1

0.184

0.197

0.013

7.07

GF2

0.371

0.372

0.001

0.27

GF5

0.700

0.703

0.003

0.43

GF7

0.188

0.195

0.007

3.72

GF9

0.518

0.518

0.000

0.00

GF12

0.277

0.255

−0.022

−7.94

Average value

0.361

0.373

0.008

3.24