| lizards {brglm} | R Documentation |
The lizards data frame has 23 rows and 6 columns.
Variables grahami and opalinus are counts
of two lizard species at two different perch heights, two
different perch diameters, in sun and in shade, at three
times of day.
data(lizards)
This data frame contains the following columns:
grahamiopalinusheight"<5ft", ">=5ft"diameter"<=2in", ">2in"light"sunny", "shady"time"early", "midday",
"late"The lizards data set is as in the brlr package. It was converted to .rda and was included in the brglm package.
McCullagh, P. and Nelder, J. A. (1989) Generalized Linear Models (2nd Edition). London: Chapman and Hall.
Originally from
Schoener, T. W. (1970) Nonsynchronous spatial overlap of lizards in patchy habitats. Ecology 51, 408–418.
data(lizards)
glm(cbind(grahami, opalinus) ~ height + diameter + light + time,
family = binomial, data=lizards)
brglm(cbind(grahami, opalinus) ~ height + diameter + light + time,
family = binomial, data=lizards)