Table 7 The ANOVA results of the response surface modified quadratic model.

From: Pore size engineering of cost-effective all-nanoporous multilayer membranes for propane/propylene separation

Step 1

Std. dev

5.40

R2

0.9995

Mean

399.18

Adjusted R2

0.9990

C.V. %

1.35

Predicted R2

0.9993

PRESS

0.7322

Adeq precision

126.8739

Step 2

Std. dev

2.94

R2

0.9973

Mean

209.55

Adjusted R2

0.9957

C.V. %

1.40

Predicted R2

0.9931

PRESS

223.71

Adeq precision

100.4973

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