Table 3 Analysis of variance for methane viscosity.

From: Machine learning prediction of methane, nitrogen, and natural gas mixture viscosities under normal and harsh conditions

Basis

DF

Adj. SS

Adj. MS

F-value

P-value

Model

3

0.290634

0.096878

53,210.57

0.000

Linear

2

0.258394

0.129197

70,961.97

0.000

P, psia

1

0.216983

0.216983

119,178.47

0.000

T, °F

1

0.010118

0.010118

5557.07

0.000

Two-way interactions

1

0.010529

0.010529

5783.12

0.000

P, psia*T, F

1

0.010529

0.010529

5783.12

0.000

Error

1660

0.003022

0.000002

  

Lack-of-fit

1656

0.003022

0.000002

194.41

0.000

Pure error

4

0.000000

0.000000

  

Total

1663

0.293656