Research Article
Mathematical Analysis of the Effect of Iron and Silica on the Reduction Performance of Manganese Ores
Table 11
Effect of total iron (
), silica (
), and their interaction (
) on
.
| Source of variance | The average effect | Sum of square (SS) | Mean square (MS) (MS = SS/degree of freedom) | Magnitude effect, (MSVariance/) |
| | −8 | 128 | 128 | 10.24 | | −64 | 8192 | 8192 | 655.36 | | −10 | 200 | 200 | 16 | Error | | 50 | 12.5 | |
| Total | | 8570 | | |
|
|