ours {ade4} | R Documentation

## A table of Qualitative Variables

### Description

The `ours` (bears) data frame has 38 rows, areas of the "Inventaire National Forestier", and 10 columns.

### Usage

    data(ours)

### Format

This data frame contains the following columns:

altit
  importance of the altitudinal area inhabited by bears, a factor with levels: `1` less than 50% of the area between 800 and 2000 meters `2` between 50 and 70% `3` more than 70%
deniv
  importance of the average variation in level by square of 50 km2, a factor with levels: `1` less than 700m `2` between 700 and 900 m `3` more than 900 m
cloiso
  partitioning of the massif, a factor with levels: `1` a great valley or a ridge isolates at least a quarter of the massif `2` less than a quarter of the massif is isolated `3` the massif has no split
domain
  importance of the national forests on contact with the massif, a factor with levels: `1` less than 400 km2 `2` between 400 and 1000 km2 `3` more than 1000 km2
boise
  rate of afforestation, a factor with levels: `1` less than 30% `2` between 30 and 50% `3` more than 50%
hetra
  importance of plantations and mixed forests, a factor with levels: `1` less than 5% `2` between 5 and 10% `3` more than 10% of the massif
favor
  importance of favorable forests, plantations, mixed forests, fir plantations, a factor with levels: `1` less than 5% `2` between 5 and 10% `3` more than 10% of the massif
inexp
  importance of unworked forests, a factor with levels: `1` less than 4% `2` between 4 and 8% `3` more than 8% of the total area
citat
  presence of the bear before its disappearance, a factor with levels: `1` no quotation since 1840 `2` 1 to 3 quotations before 1900 and none after `3` 4 quotations before 1900 and none after `4` at least 4 quotations before 1900 and at least 1 quotation between 1900 and 1940
depart
  district, a factor with levels: `AHP` Alpes-de-Haute-Provence `AM` Alpes-Maritimes `D` Drôme `HP` Hautes-Alpes `HS` Haute-Savoie `I` Is"re `S` Savoie

### Source

Erome, G. (1989) L'ours brun dans les Alpes françaises. Historique de sa disparition. Centre Ornithologique Rhône-Alpes, Villeurbanne. 120 p.

### Examples

    data(ours)
    boxplot(dudi.acm(ours, scan = FALSE))

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