get_modcomp {pbkrtest} | R Documentation |
Extract (or "get") components from a KRmodcomp
or
SATmodcomp
object.
Description
Extract (or "get") components from a KRmodcomp
or SATmodcomp
object. In particular, get denominator
degrees of freedom.
Usage
getKR(
object,
name = c("ndf", "ddf", "Fstat", "p.value", "F.scaling", "FstatU", "p.valueU", "aux")
)
getSAT(object, name = c("ndf", "ddf", "Fstat", "p.value"))
Arguments
object |
A |
name |
The available slots. If |
Author(s)
Søren Højsgaard sorenh@math.aau.dk
References
Ulrich Halekoh, Søren Højsgaard (2014)., A Kenward-Roger Approximation and Parametric Bootstrap Methods for Tests in Linear Mixed Models - The R Package pbkrtest., Journal of Statistical Software, 58(10), 1-30., https://www.jstatsoft.org/v59/i09/
See Also
Examples
(fm0 <- lmer(Reaction ~ (Days|Subject), sleepstudy))
(fm1 <- lmer(Reaction ~ Days + (Days|Subject), sleepstudy))
(fm2 <- lmer(Reaction ~ Days + I(Days^2) + (Days|Subject), sleepstudy))
x10 <- KRmodcomp(fm1, fm0)
getKR(x10, "ddf")
KRmodcomp(fm1, fm0) |> getKR("ddf")
KRmodcomp(fm2, fm0) |> getKR("ddf")
KRmodcomp(fm2, fm1) |> getKR("ddf")
## For comparison:
SATmodcomp(fm1, fm0) |> getSAT("ddf")
SATmodcomp(fm2, fm0) |> getSAT("ddf")
SATmodcomp(fm2, fm1) |> getSAT("ddf")
[Package pbkrtest version 0.5.5 Index]