Data on the annual numbers of lynx trapped in the Mackenzie River district of northwest Canada from 1821–1934.
A data frame with 114 observations on the following 3 variables.
number of lynx trapped
number of sunspots
Ramsey, F.L. and Schafer, D.W. (2002). The Statistical Sleuth: A Course in Methods of Data Analysis (2nd ed), Duxbury.
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.