White wine quality data related to variants of the Portuguese "Vinho Verde" wine. For more details, consult: http://www.vinhoverde.pt/en/ or the reference Cortez et al., 2009.
A data frame with 4898 rows and 12 variables
P. Cortez, A. Cerdeira, F. Almeida, T. Matos and J. Reis. Modeling wine preferences by data mining from physicochemical properties. In Decision Support Systems, Elsevier, 47(4):547-553. ISSN: 0167-9236.
A dataset downloaded from UCI Machine Learning Database https://archive.ics.uci.edu/ml/machine-learning-databases/wine-quality/winequality-white.cs
fixed.acidity
volatile.acidity
citric.acid
residual.sugar
chlorides
free.sulfur.dioxide
total.sulfur.dioxide
density
pH
sulphates
alcohol
quality