zenplots (version 1.0.0)

wine: Wine Data Set

Description

Data set consisting of 178 rows and 27 columns containing data about wine from the Piedmont region of Italy.

Usage

data("wine")

Format

data.frame() with 27 columns:

wine:

wine name (categorical variable with levels Barbera, Barolo, Grignolino).

alcohol:

alcohol percentage (numeric).

sugar:

sugar-free extract (numeric).

acidity:

fixed acidity (numeric).

tartaric:

tartaric acid (numeric).

malic:

malic acid (numeric).

uronic:

uronic acids (numeric).

pH:

pH (numeric).

ash:

ash (numeric).

alcal_ash:

alcalinity of ash (numeric).

potassium:

potassium (numeric).

calcium:

calcium (numeric).

magnesium:

magnesium (numeric).

phosphate:

phosphate (numeric).

cloride:

chloride (numeric).

phenols:

total phenols (numeric).

flavanoids:

flavanoids (numeric).

nonflavanoids:

nonflavanoid phenols (numeric).

proanthocyanins:

proanthocyanins (numeric).

colour:

colour intensity (numeric).

hue:

hue (numeric).

OD_dw:

\(OD_{280}/OD_{315}\) of diluted wines (numeric).

OD_fl:

\(OD_{280}/OD_{315}\) of flavanoids (numeric).

glycerol:

glycerol (numeric).

butanediol:

2,3-butanediol (numeric).

nitrogen:

total nitrogen (numeric).

proline:

proline (numeric).

methanol:

methanol (numeric).

References

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.

Examples

# NOT RUN {
data("wine")
# }