Horseshoe crab data in Table 4.3.2 (Agresti, Categ. Data Anal., 3nd edition) by courtesy of Jane Brockmann, Zoology Department, University of Florida.
A data frame with 173 observations on the following 6 variables.
number of satellites
carapace width in cm
has values 1-4 with 1=light
Agresti, A. (2013). Categorical Data Analysis. Wiley, 3d ed.
Brockmann, H. J. (1996), Satellite Male Groups in Horseshoe Crabs, Limulus polyphemus. Ethology, 102: 1-21.
1 2 3
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