International Scholarly Research Notices / 2012 / Article / Tab 9

Research Article

Optimization of Multiple Roughness Characteristics of Chemically Deposited Ni-P-W Coating Using Weighted Principal Component Analysis

Table 9

ANOVA on MPI.



Source
DFSum of squareMean of squareF-ratioContribution %

A20.097640.048822.55*9.18
B20.032140.016070.843.02
C20.117960.058983.08*11.09
A * B40.215630.053912.8120.28
A * C40.109830.027461.4310.33
B * C40.336860.084214.39**31.68
Error80.153390.0191714.42

Total261.06344100.00

*Significant at 75% confidence level.
**Significant at 95% confidence level.

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