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Table 4 Test of Significance for Regression Coefficient

From: Brette Pearl Spar Mable (BPSM): a potential recoverable catalyst as a renewable source of biodiesel from Thevetia peruviana seed oil for the benefit of sustainable development in West Africa

Source

DF

Seq. SS

Contribution%

Adj. SS

Adj. MS

F-Value

P-Value

X1

1

288.000

54.57

288.000

288.000

3744.00

0.000

X3

1

0.000

0.00

0.000

0.000

0.00

1.000

X12

1

117.376

22.24

115.522

115.522

1501.79

0.000

X32

1

0.665

0.13

0.665

0.665

8.64

0.016

X1X3

1

121.000

22.93

121.000

121.000

1573.00

0.000

  1. Where: DF Degree of Freedom, Seq. SS Sequential Sum of Square, Adj. SS Adjusted Sum of Square, Adj. MS Adjusted Mean Square, F Fischer, P Probability