format
A data frame with 178 observations and 28 columns. The first column gives the type of wine: (1
) Barolo, (2
) Grignolino, or (3
) Barbera. The other 27 columns contain the variables.source
Forina, M., Armanino, C., Castino, M. and Ubigli, M. (1986). Multivariate data analysis as a discriminating method of the origin of wines. Vitis 25, 189--201.