This data set presents the outcome of an experiment conducted at the University of Chicago in 1986 to study interbreeding between populations of mountain dusky salamanders.
A data frame with the following columns:
Whether the salamanders mated (1) or did not mate (0).
Cross between female and male type. A factor with four levels:
W/W. The type of the female salamander is listed first and the male is listed second. Rough Butt is represented by R and White Side is represented by W. For example,
Cross=W/R indicates a White Side female was crossed with a Rough Butt male.
Identification number of the male salamander. A factor.
Identification number of the female salamander. A factor.
McCullagh P. and Nelder, J. A. 1989. Generalized Linear Models, Section 14.5, Chapman and Hall/CRC.
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