| veneer | R Documentation |
Four examples of each of five brands of a synthetic wool veneer material were subjected to a friction test and a measure of wear was determined for each experimental unit.
data(veneer)
A data frame with 20 observations on the following 2 variables.
weara numeric vector
branda factor with levels ACME AJAX CHAMP TUFFY XTRA
Littell, R. C., Stroup, W. W., and R. J. Freund (2002) SAS for Linear Models. John Wiley and Associates.
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