# NOT RUN {
data(pike65) # load data set `pike65'
pike65 # display the mixed data `pike65'
data(pike65sg) # load data set `pike65sg'
pike65sg # display the mixed data `pike65sg'
data(pikepar)
as.mixdata(pikepar)
as.mixdata(pike65)
is.mixdata(pike65)
is.mixdata(as.mixdata(pike65))
# }
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