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Data are the measurements from two very similar species of flea beetle.
ex1613
A data frame with 36 observations on the following 4 variables.
specimen identification number
measurement of first joint in micrometers
measurement of second joint in micrometers
a factor with levels "conc" and "heik"
"conc"
"heik"
Lubischew, A.A. (1962). On the Use of Discriminant Functions in Taxonomy, Biometrics 18: 455--477.
# NOT RUN { str(ex1613) # }
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