Skip to main content

Table 2 ANOVA for joint test

From: A modeling study by response surface methodology and artificial neural network on culture parameters optimization for thermostable lipase production from a newly isolated thermophilic Geobacillus sp. strain ARM

Source Sum of Squares DF Mean Square F Value Prob > F  
Model 0.083 27 3.075E-003 1176.88 < 0.0001 significant
A 1.462E-004 1 1.462E-004 55.96 0.0007  
B 4.418E-005 1 4.418E-005 16.91 0.0092  
C 3.536E-003 1 3.536E-003 1353.65 <0.0001  
D 2.278E-003 1 2.278E-003 872.01 <0.0001  
E 1.625E-003 1 1.625E-003 621.82 <0.0001  
F 0.000 1 0.000 0.000 1.0000  
A 2 3.236E-004 1 3.236E-004 123.86 0.0001  
B 2 2.173E-005 1 2.173E-005 8.32 0.0344  
C 2 2.829E-005 1 2.829E-005 10.83 0.0217  
D 2 2.322E-004 1 2.322E-004 88.89 0.0002  
E 2 1.457E-004 1 1.457E-004 55.78 0.0007  
F 2 3.089E-003 1 3.089E-003 1182.37 <0.0001  
AB 5.105E-003 1 5.105E-003 1954.11 <0.0001  
AC 3.499E-003 1 3.499E-003 1339.22 <0.0001  
AD 2.252E-003 1 2.252E-003 862.12 <0.0001  
AE 1.873E-003 1 1.873E-003 716.75 <0.0001  
AF 2.059E-004 1 2.059E-004 78.82 0.0003  
BC 5.826E-003 1 5.826E-003 2229.90 <0.0001  
BE 4.489E-003 1 4.489E-003 1718.28 <0.0001  
BF 2.346E-003 1 2.346E-003 898.14 <0.0001  
CD 2.162E-005 1 2.162E-005 8.28 0.0347  
CE 2.992E-003 1 2.992E-003 1145.30 <0.0001  
CF 5.720E-005 1 5.720E-005 21.90 0.0054  
DE 9.310E-004 1 9.310E-004 356.38 < 0.0001  
DF 1.373E-003 1 1.373E-003 525.44 < 0.0001  
EF 6.529E-003 1 6.529E-003 2499.00 < 0.0001  
ADE 2.820E-003 1 2.820E-003 1079.53 < 0.0001  
Residual 1.306E-005 5 2.613E-006    
Lack of Fit 5.625E-007 1 5.625E-007 0.18 0.6932 not significant
Pure Error 1.250E-005 4 3.125E-006    
Cor Total 0.083 32     
  1. A: Temperature
  2. B: Medium volume
  3. C: Inoculum size
  4. D: Agitation rate
  5. E: Incubation period
  6. F: Initial medium pH