Table 2 Partial regression coefficients at different currents
From: Penetration Estimation of GMA Backing Welding Based on Weld Pool Geometry Parameters
Model | Unstandardized coefficients | Standardized coefficients | t | Sig. | Adjusted R squared | F | |
|---|---|---|---|---|---|---|---|
\(\widehat{\beta }\) | Std. error | Beta | |||||
(Constant) | − 1.832 | 0.371 |  | − 4.944 | 0.000 | 0.767 | 583.655 |
AWP | 0.096 | 0.007 | 0.932 | 12.937 | 0.000 | ||
MLWP | − 0.086 | 0.035 | − 0.124 | − 2.474 | 0.014 | ||
MWWP | 0.103 | 0.084 | 0.06 | 1.233 | 0.218 | ||