Model Form #2
log10(Cl) =
- 1.48 + 1.25 log10(SC)
where:
- Cl is computed chloride, in milligrams per liter
- SC is specific conductance at 25 degrees Celsius, in microsiemens per centimeter
Model Calibration
Basic Data
| Number of measurements: | 220 |
|---|---|
| Mean squared error: | 0.0144 |
| Multiple R2: | 0.92 |
| Bias correction (smearing) factor: | 1.04 |
Explanatory Variables
| Variable | Value | Standard error |
|---|---|---|
| Intercept | -1.48 | 0.07 | log10(SC) | 1.25 | 0.03 |
Correlation Matrix
| Intercept | log10(SC) | |
|---|---|---|
| Intercept | 1 | -0.994 |
| log10(SC) | -0.994 | 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