Returns the variance-covariance matrix of the regression estimates from an object of type rfit.
1 2 |
object |
an object of type rfit |
intercept |
logical. If TRUE include the variance-covariance estimates corresponding to the intercept |
... |
additional arguments |
John Kloke kloke@biostat.wisc.edu
Hettmansperger, T.P. and McKean J.W. (2011), Robust Nonparametric Statistical Methods, 2nd ed., New York: Chapman-Hall.
rfit
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