Description Usage Format Details Source References Examples
These data have been collected on the chemical composition of Weisser Riesling wines from three countries; South Africa,Germany and Italy
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'wines' is a data frame with 26 observations, one factor denoting the country of origin and 15 quantitative variables denoting 15 free monoterpenes and C[13]-norisoprenoids. It is thought these influence the wine's aroma.
Country
a factor with levels South Africa
Germany
Italy
Y1
a numeric vector
Y2
a numeric vector
Y3
a numeric vector
Y4
a numeric vector
Y5
a numeric vector
Y6
a numeric vector
Y7
a numeric vector
Y8
a numeric vector
Y9
a numeric vector
Y10
a numeric vector
Y11
a numeric vector
Y12
a numeric vector
Y13
a numeric vector
Y14
a numeric vector
Y15
a numeric vector
There are a total of nine South African wines, seven German wines (all from Pfalz) and ten from Northern Italy (from both Trentino Alto Adige as Friuli)
Marais, J., G. Versini, C.J. van Wyj and A. Rapp (1992) “Effect of region on free and bound monoterpene and C[13]-norisoprenoid concentration in Weisser Riesling wines” South African Journal of Enology and Viniculture 13:71-77
Flury, B.D. (1997) A First Course in Multivariate Statistics, Springer NY
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