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Sleuth2 (version 2.0-7)

ex1513: Lynx Trappings and Sunspots

Description

Data on the annual numbers of lynx trapped in the Mackenzie River district of northwest Canada from 1821--1934.

Usage

ex1513

Arguments

Format

A data frame with 114 observations on the following 3 variables.

Year

year

Lynx

number of lynx trapped

Spots

number of sunspots

References

Elston, C. and Nicholson, M. (1942). The Ten Year Cycle in Numbers of the Lynx in Canada, Journal of Animal Ecology 11(2): 215--244.

Examples

Run this code
str(ex1513)

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