# NOT RUN {
data(example5.rat)
calcgroup (school=1, group=23, data=example5.rat, scalelength="3")$dataframe
calcallgroups(example5.rat)
#readmultiple groups
data(example6.rat)
calcallgroups(example6.rat)
data(example7.rat)
calcallgroups(example7.rat) # Wrong!
calcgroup (school=1, group=1, dataframe=example7.rat, scalelength="7")$dataframe
calcgroup (school=1, group=3, dataframe=example7.rat, scalelength="7")$dataframe
calcgroup (school=2, group=1, dataframe=example7.rat, scalelength="7")$dataframe
#use names
data(example1a.rat)
calcallgroups(example1a.rat)
# }
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