Ordinary-least-squares linear regression of y on x: slope, intercept, correlation r and coefficient of determination r². Pass predictAt to also evaluate the fitted line at a given x. Rejected as a clean 400 if lengths differ or x has zero variance.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.004000 USDC | 0xb3f4...194A |