ganglion {vis} | R Documentation |
Data frame giving measurements on 14 cats of cp.ratio, the ratio of central to peripheral ganglion cell density, and area, the area (mm^2) of the retina.
data(ganglion)
A data frame with 14 observations on the following 2 variables.
area
cp.ratio
All of the data sets from Cleveland (1993) can be obtained from Statlib by email or ftp. Send the message "send visualizing.data from S" to statlib@lib.stat.cmu.edu, or access lib.stat.cmu.edu by ftp, log in as statlib, and retrieve the file S/visualizing.data. trellis.datasets S-PLUS Language Reference S-Plus, trellis.datasets
Cleveland, William S. (1993). Visualizing Data. Hobart Press, Summit, New Jersey.
data(ganglion)