Advances in Materials Science and Engineering / 2013 / Article / Tab 4

Research Article

An Alternative to Clay in Building Materials: Red Mud Sintering Using Fly Ash via Taguchi’s Methodology

Table 4

ANOVA table.

FactorsTotal variance of each factorDegree of freedomVarianceVariance ratioPure sum of sq.Percent contribution

A0.00120.00010.56510.000628161.090
B0.00220.00129.829040.001893263.079
C0.00020.0004.0872150.000202740.422
D0.06020.030915.42040.0600518694.480
Error0.001180.00010.000328360.929

Totals0.064260.032100.000

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