Research Article

Mathematical Analysis of the Reduction of Wüstite at Different Basicity Using Factorial Design

Table 4

Contrast coefficients of effects.

Effects(1)

−1+1−1+1−1+1−1+1
−1−1+1+1−1−1+1+1
+1−1−1+1+1−1−1+1
−1−1−1−1+1+1+1+1
+1−1+1−1−1+1−1+1
+1+1−1−1−1−1+1+1
−1+1+1−1+1−1−1+1