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Table 5 Regression results of the CCD

From: Enhanced candicidal compound production by a new soil isolate Penicillium verruculosum MKH7 under submerged fermentation

Factor Coefficient estimate F-value Prob > F Significance
Intercept 211.23    
Model   71.36 <0.0001 Significant
A −2.25 1.20 0.2911  
B −4.3 4.39 0.0536  
C 2.4 1.34 0.2643  
D 2.9 2.06 0.1718  
AB −2.41 0.92 0.3529  
AC 1.05 0.18 0.6811  
AD 0.79 0.098 0.7581  
BC −2.17 0.74 0.4024  
BD −5.2 4.26 0.0567  
CD −5.44 4.69 0.0469  
A2 −34.2 316.76 <0.0001  
B2 −37.99 391.87 <0.0001  
C2 −36.5 360.97 <0.0001  
D2 −34.74 327.56 <0.0001  
  1. *Lack of Fit = 4.69, Coefficient of Variation (%) = 10.41, R2 = 0.9852, Adj R-Squared = 0.9714, Pred R-Squared = 0.9210