Displays QQplots for each of the random components of a variance
components model.
USAGE:
plot.varcomp(x, ask=T, ...)
REQUIRED ARGUMENTS:
x
an object of class
"varcomp".
OPTIONAL ARGUMENTS:
ask
logical flag stating whether or not the user should be prompted before showing
the next plot.
...
additional arguments passed to the
qqnorm function.
Graphical parameters may also be supplied as arguments to
this function (see
).
SIDE EFFECTS:
a series of plots are produced on the current graphics device.
SEE ALSO:
,
.
EXAMPLES:
pigment <- pigment # local copy of pigment object
is.random(pigment) <- T # make all factors random
pigment.vc <- varcomp(Moisture ~ Batch/Sample, pigment)
plot(pigment.vc)