hyptis {chemometrics} | R Documentation

## Hyptis data set

### Description

30 objects (Wild growing, flowering Hyptis suaveolens) and 7 variables (chemotypes), and 2 variables that explain the grouping (4 groups).

### Usage

    data(hyptis)

### Format

A data frame with 30 observations on the following 9 variables.

`Sabinene`
  a numeric vector
`Pinene`
  a numeric vector
`Cineole`
  a numeric vector
`Terpinene`
  a numeric vector
`Fenchone`
  a numeric vector
`Terpinolene`
  a numeric vector
`Fenchol`
  a numeric vector
`Location`
  a factor with levels `East-high` `East-low` `North` `South`
`Group`
  a numeric vector with the group information

### Details

This data set can be used for cluster analysis.

### References

P. Grassi, M.J. Nunez, K. Varmuza, and C. Franz: Chemical polymorphism of essential oils of Hyptis suaveolens from El Salvador. Flavour & Fragrance, 20, 131-135, 2005. K. Varmuza and P. Filzmoser: Introduction to Multivariate Statistical Analysis in Chemeometrics. CRC Press, Boca Raton, FL, 2009

### Examples

    data(hyptis)
    str(hyptis)

[Package chemometrics version 0.6 Index]