BirdsCS {evidence}

Simulated clutch size data for birds with different nesting locations.

Description

These made-up data do respect the average clutch sizes (number of eggs laid in a single brood) and incubation periods that were observed in different European bird species with four different types of nests, as reported in Case(2000).

Usage

data(BirdsCS)

Format

A data frame with 40 observations on the following 3 variables:

Nest

kind of nest, a factor with levels hole, roofed, niche, and open

Inc.Per

average duration of the incubation period (days)

ClutchSize

the typical number of eggs in a nest

Source

Case, T.J. An Illustrated Guide to Theoretical Ecology. Oxford University Press, New York.

van Hulst, R. 2018. Evaluating Scientific Evidence. ms.

Examples

data(BirdsCS)
library(graphics)
coplot(ClutchSize ~ Inc.Per | Nest, BirdsCS, panel=panel.smooth)