Model Form #1
ln(As) =
- 0.758 + 0.014 SC
where:
- As is computed arsenic, in micrograms per liter as arsenic
- SC is specific conductance at 25 degrees Celsius, in microsiemens per centimeter
Model Calibration
Basic Data
| Number of measurements: | 21 |
|---|---|
| Mean squared error: | 0.009276193969 |
| Multiple R2: | 87 |
| Bias correction (smearing) factor: | 1.004 |
Explanatory Variables
| Variable | Value | Standard error |
|---|---|---|
| Intercept | -0.758 | 0.07 | SC | 0.014 | 0.001 |
Correlation Matrix
| Intercept | SC | |
|---|---|---|
| Intercept | 1 | -0.9534 |
| SC | -0.9534 | 1 |
Reference
- Etheridge, A.B., 2015, Occurrence and transport of selected constituents in streams near the Stibnite mining area, central Idaho, 2012–14: U.S. Geological Survey Scientific Investigations Report 2015–5166, 47 p.