HSCrab {evidence} | R Documentation |
Data on horseshoe crab morphology collected by Brockman(1996) and used by Agresti(2012).
data(HSCrab)
A data frame with 173 observations on the following 5 variables:
Col
an indicator variable for the carapace color
spineW
coded width of the spine
Width
maximal width of the carapace (cm)
Satell
number of satellite males
Weight
weight in g
Brockman, H.J.(1996) Satellite male groups in horseshoe crabs, Limulus polyphemus Ethology 102(1), 1–21.
Agresti, A.(2012) Categorical Data Analysis (3rd ed.) Wiley, New York.
van Hulst, R. 2018. Evaluating Scientific Evidence. ms.
data(HSCrab)
plot(Weight ~ Width, col = Col, data = HSCrab)