Research Article
Sludge Formation Analysis in Hydraulic Oil of Load Haul Dumper 811MK V Machine Running at Elevated Temperatures for Bioenergy Applications
Table 8
Correlation and regression chart for wave number versus transmittance and absorbance.
| Sample | Wave number vs transmittance | Wave number vs absorbance | Correlation coefficient | Regression coefficient | Correlation coefficient | Regression coefficient | R2 | Standard deviation | R2 | Standard deviation |
| New | −0.5474 | 0.299 | 12.68 | 0.5689 | 0.323 | 0.163 | 250 | −0.4375 | 0.191 | 18.26 | 0.49068 | 0.241 | 0.333 | 500 | −0.265 | 0.0702 | 17.14 | 0.397 | 0.157 | 0.403 | 750 | −0.2099 | 0.041 | 14.65 | 0.3171 | 0.1 | 0.230 |
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