Lmat | R Documentation |
Generates a hypothesis matrix to test whether a group of coefficients in a linear model are jointly zero, selecting the coefficients that match a regular expression.
Lmat(fit, pattern, fixed = FALSE, invert = FALSE, debug = FALSE)
fit |
a fitted object with a |
pattern |
a regular expression that matches names of coefficients |
hypothesis matrix to test the hypothesis that the true values of matched coefficients are zero
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