Augmented version of qqmath
Augmented version of qqmath
xqqmath(x, data = NULL, panel = "panel.xqqmath", ...)
panel.xqqmath(
x,
qqmathline = !(fitline || idline),
idline = FALSE,
fitline = NULL,
slope = NULL,
intercept = NULL,
overlines = FALSE,
groups = NULL,
...,
col.line = trellis.par.get("add.line")$col,
pch = 16,
lwd = 2,
lty = 2
)x, data, panel, xqqmath, ... |
as in |
qqmathline |
a logical: should line be displayed passing through first and third quartiles? |
idline |
a logical; should the line y=x be added to the plot? |
fitline |
a logical; should a fitted line be added to plot? Such a line will use |
slope |
slope for added line |
intercept |
intercept for added line |
overlines |
a logical: should lines be on top of qq plot? |
groups, pch, lwd, lty |
as in lattice plots |
col.line |
color to use for added lines |
a trellis object
x <- rnorm(100) xqqmath( ~ x) # with quartile line xqqmath( ~ x, fitline = TRUE) # with fitted line xqqmath( ~ x, idline = TRUE) # with y = x x <- rexp(100, rate = 10) xqqmath( ~ x, distribution = qexp) # with quartile line xqqmath( ~ x, distribution = qexp, slope = 1/10) xqqmath( ~ x, distribution = qexp, slope = mean(x))
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