abd (version 0.2-8)

GreatTitMalaria: Malaria in Populations of Great Tit

Description

Two-by-two contingency table of malaria (Plasmodium) infection status in control and egg-removal populations of Great Tit (Parus major).

Format

A data frame with 65 observations on the following 2 variables.

treatment

a factor with levels Control and Egg removal

response

a ordered factor with levels No Malaria and Malaria

Source

Oppliger, A., P. Christe, and H. Richner. 1996. Clutch size and malaria resistance. Nature 381: 565.

References

http://www.nature.com/nature/journal/v381/n6583/abs/381565a0.html

Examples

str(GreatTitMalaria)

table(GreatTitMalaria)

if(require(vcd)) {
  mosaic(~treatment + response, GreatTitMalaria)
}