Research Article
Contemporaneous Production of Amylase and Protease through CCD Response Surface Methodology by Newly Isolated Bacillus megaterium Strain B69
Table 5
ANOVA for response surface quadratic model.
(a) |
| Response | 1 Protease activity | 2 amylase activity | Protease & amylase activity | Source | Sum of squares | Mean square | value | value Prob > | Sum of squares | Mean square | value | -value Prob > | df | |
| Model | 2.281E + 006 | 2.534E + 005 | 162.08 | <0.0001 | 5.538E + 006 | 6.154E + 005 | 33.62 | <0.0001 | 9 | Significant | A-subs Conc. | 2.441E + 005 | 2.441E + 005 | 150.94 | <0.0001 | 2.242E + 005 | 2.242E + 005 | 12.25 | 0.0057 | 1 | | B-moisture | 88686.05 | 88686.05 | 54.83 | <0.0001 | 1.469E + 005 | 1.469E + 005 | 8.03 | 0.0178 | 1 | | C-time | 1.717E + 005 | 1.717E + 005 | 106.17 | <0.0001 | 1.018E + 006 | 1.018E + 006 | 55.63 | <0.0001 | 1 | | | 26031.48 | 26031.48 | 16.09 | 0.0025 | 1506.14 | 1506.14 | 0.082 | 0.7801 | 1 | | | 4.623E − 003 | 4.623E − 003 | 2.858E − 006 | 0.9987 | 7648.89 | 7648.89 | 0.42 | 0.5325 | 1 | | | 31370.31 | 31370.31 | 19.39 | 0.0013 | 8918.14 | 8918.14 | 0.49 | 0.5011 | 1 | | | 6.339E + 005 | 6.339E + 005 | 391.89 | <0.0001 | 2.331E + 006 | 2.331E + 006 | 127.39 | <0.0001 | 1 | | | 91212.08 | 91212.08 | 56.39 | <0.0001 | 3.122E + 005 | 3.122E + 005 | 17.06 | 0.0020 | 1 | | | 1.278E + 006 | 1.278E + 006 | 789.83 | <0.0001 | 2.115E + 006 | 2.115E + 006 | 115.59 | <0.0001 | 1 | | Residual | 16174.90 | 1617.49 | | | 1.830E + 005 | 18301.72 | | | 10 | | Lack of fit | 13073.08 | 2614.62 | 4.21 | 0.0702 | 1.365E + 005 | 27308.68 | 2.94 | 0.1310 | 5 | Not significant | Pure error | 3101.82 | 620.36 | | | 46473.76 | 9294.75 | | | 5 | | Cor total | 2.345E + 006 | | | | 5.721E + 006 | | | | 19 | |
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(b) |
| | Std. dev. | Adeq precision | -squared | Adj -squared | Pred -squared |
| Protease | 39.54 | 36.329 | 0.9931 | 0.9869 | 0.9551 | Amylase | 135.28 | 16.128 | 0.9680 | 0.9392 | 0.8072 |
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