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sgd (version 1.1.2)

winequality: Wine quality data of white wine samples from Portugal

Description

This dataset is a collection of white "Vinho Verde" wine samples from the north of Portugal. Due to privacy and logistic issues, only physicochemical (inputs) and sensory (the output) variables are available (e.g. there is no data about grape types, wine brand, wine selling price, etc.).

Usage

winequality

Arguments

Format

A data frame with 4898 rows and 12 variables

  • fixed acidity.

  • volatile acidity.

  • citric acid.

  • residual sugar.

  • chlorides.

  • free sulfur dioxide.

  • total sulfur dioxide.

  • density.

  • pH.

  • sulphates.

  • alcohol.

  • quality (score between 0 and 10).