Experimental Design-Based Response Surface Methodology Optimization for Synthesis of β-Mercapto Carbonyl Derivatives as Antimycobacterial Drugs Catalyzed by Calcium Pyrophosphate

Table 4

Regression variance analysis for the model.

Source of variation	Sum of squares	𝜈	Mean square	𝐹exp	Significance test
Regression	2936.022	9	326.2246	13.6956	*
Residue	142.918	6	23.8196	—	—
Total	3078.94	15	—	—	—

∗Significant at a level of 1%; NS: not significant.