birds {Rmixmod}

Qualitative data: morphological description of birds

Description

The dataset contains details on the morphology of birds (puffins). Each individual (bird) is described by 6 qualitative variables. One variable for the gender and 5 variables giving a morphological description of the birds. There is 69 puffins divided in 2 sub-classes: lherminieri (34) and subalaris (35).

Format

A data frame with 69 observations on the following 5 variables.

gender

a numeric vector defining the gender (2 modalities, male or female).

eyebrow

a numeric vector describing the eyebrow stripe (4 modalities).

collar

a numeric vector describing the collar (5 modalities).

sub-caudal

a numeric vector describing the sub-caudal (5 modalities).

border

a numeric vector describing the border (3 modalities).

Source

Bretagnolle, V., 2007. Personal communication, source: Museum.

Examples

data(birds)