icecream {CMHNPA} | R Documentation |
Ice Cream data
data(icecream)
A data frame with 21 rows and three columns.
the rank of the ice cream within each judging block
the judge that was used
the type of ice cream that was tested
The icecream data set comes from a Balanced Incomplete Block Design. There are seven vanilla ice-creams that are the same except for increasing amounts of vanilla flavouring. Seven judges each taste three varieties.
Table 5.1 in Conover (1998, p. 391).
Conover, W. J. (1998). Practical nonparametric statistics (3rd ed.). New York: Wiley. Rayner, J.C.W and Livingston, G. C. (2022). An Introduction to Cochran-Mantel-Haenszel Testing and Nonparametric ANOVA. Wiley.
attach(icecream)
durbin(y = rank, groups = variety, blocks = judge)