Model Form #2
log10(TP) =
- 1.5 + 0.48 log10(TURB)
where:
- TP is computed total phosphorus, in milligrams per liter as phosphorus
- TURB is turbidity, in formazin nephelometric units
Model Calibration
Basic Data
| Number of measurements: | 221 |
|---|---|
| Mean squared error: | 0.0324 |
| Multiple R2: | 0.7 |
| Bias correction (smearing) factor: | 1.1 |
Explanatory Variables
| Variable | Value | Standard error |
|---|---|---|
| Intercept | -1.5 | 0.04 | log10(TURB) | 0.48 | 0.02 |
Correlation Matrix
| Intercept | log10(TURB) | |
|---|---|---|
| Intercept | 1 | -0.95 |
| log10(TURB) | -0.95 | 1 |
Reference
- Baldwin, A.K., Robertson, D.M., Saad, D.A., and Magruder, Christopher, 2013, Refinement of regression models to estimate real-time concentrations of contaminants in the Menomonee River drainage basin, southeast Wisconsin, 2008–11: U.S. Geological Survey Scientific Investigations Report 2013-5174, 113 p., seven appendixes