Research Article
Enhancing Algal Growth by Stimulation with LED Lighting and Ultrasound
Table 9
Analysis of variance of quality characteristics.
| | Factors | Sum of square (106) | Degree of freedom | Variance (106) | value | Probability | Confidence level | Significance* |
| | 0.75 | 1 | 0.75 | 2.86 | 11.05% | 88.95% | Yes | | 1.89 | 1 | 1.89 | 7.23 | 1.61% | 98.39% | Yes | | 3.57 | 1 | 3.57 | 13.67 | 0.20% | 99.80% | Yes | | 133.96 | 1 | 133.96 | 512.73 | 0.00% | 100.00% | Yes | | 1.38 | 1 | 1.38 | 5.05 | 3.91% | 96.09% | Yes | | 1.43 | 1 | 1.43 | 5.47 | 3.27% | 96.73% | Yes | | 2.29 | 1 | 2.29 | 8.77 | 0.92% | 99.08% | Yes | | Error | 4.18 | 16 | 0.26 | | | | | | Total | 145.20 | 23 | 6.31 | | | | |
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Note: at least 85% confidence level.
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