Tocher's eye/hair color data.

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Description

Eye color and hair color cross-classification of 5387 Scottish school children.

Usage

1

Format

Frequency table with eye color in the rows (blue, light, medium, dark) and hair color in the columns (fair, red, medium, dark, black).

References

Maung, K. (1941). Discriminant analysis of Tocher's eye colour data for Scottish school children. Annals of Eugenics, 11, 64-67.

Examples

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data(tocher)
## maybe str(tocher) ; plot(tocher) ...