Draws boxplots and normal quantile-quantile plots of x for each value of the grouping variable g
boxqq(formula, ...)# S3 method for formula
boxqq(formula, data = NULL, ...)
Returns the plot.
A symbolic specification of the form x ~ g can be given,
indicating the observations in the vector x are to be grouped according to
the levels of the factor g. NA's are allowed in the data.
Arguments to be passed to methods, such as graphical parameters
(see par).
An optional data frame in which to evaluate the formula.
boxqq(formula): Box plots and normal quantile-quantile plots
## Zoo data
data(zoo.df)
boxqq(attendance ~ day.type, data = zoo.df)
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