View source: R/extract_lm_quantities.R
| extract_lm_quantities | R Documentation | 
Extract critical quantities from a lm object (for confidence interval calculations)
extract_lm_quantities(lm_X, alpha = 0.05)
| lm_X | a lm object | 
| alpha | level of significance. Defaults to 0.05. | 
A list containing the lm model matrix (dmX), 
the inverse of t(dmX) x dmX (XtX_inv), 
the standard error (s_e),
the estimated single column beta matrix (beta_hat), and
the critical value of the relevant degrees of freedom t-dist (crit_val).
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