fish: Fish data set

Description Usage Format Details References Examples

Description

This data set gives the the number of fish species in lakes of the world; to examine the effect of the surface area of the lakes. The latitude of the lakes are also recorded.

Usage

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Format

A data frame with 70 observations on 4 variables.

lake

name of the lakes

species

number of fish species in lakes

area

surface area (km squared)

latitude

latitude of the lakes

Details

This data set is also used to illustrate that the fitting algorithm can handle some larger count data.

References

Barbour, C. D. and Brown, J. H. (1974). Fish species diversity in lakes. The American Naturalist, 108, 473–488.

Examples

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### Barbour & Brown (1974): Overdispersed Fish data

data(fish)
M.fish <- glm.cmp(species~ 1+log(area), data=fish)
M.fish
summary(M.fish)

mpcmp documentation built on Oct. 26, 2020, 9:07 a.m.