EX6.WINE {regclass} | R Documentation |
WINE data for Exercise 3 Chapter 6
Description
WINE data for Exercise 3 Chapter 6
Usage
data("EX6.WINE")
Format
A data frame with 2700 observations on the following 12 variables.
Quality
a factor with levels
High
Low
fixed.acidity
a numeric vector
volatile.acidity
a numeric vector
citric.acid
a numeric vector
residual.sugar
a numeric vector
free.sulfur.dioxide
a numeric vector
total.sulfur.dioxide
a numeric vector
density
a numeric vector
pH
a numeric vector
sulphates
a numeric vector
alcohol
a numeric vector
chlorides
a factor with levels
Little
Lots
Details
Adapted from the wine quality dataset at the UCI data repository. In this case, the original quality metric has been recoded from a score between 0 and 10 to either High
or Low
, and the chlorides
is treated here as a categorical variable instead of a quantitative variable.
Source
https://archive.ics.uci.edu/ml/datasets/Wine+Quality
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, 2009.