Rcmdr menu interface to plot the qqplot of variable against one of the following distributions: normal, t, chi-square, F, other.
normal gives the option to do the Shapiro-Wilk test of normality.
other requires you to specify the distribution.
Any distribution for which quantile and density functions exist in
R (with prefixes
d, respectively) may be used.
NULL. These functions are used only for their side effect (to
make a graph).
John Fox email@example.com. Shapiro–Wilk test added by Richard M. Heiberger <firstname.lastname@example.org>.
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