icecream {CMHNPA}

Ice Cream data

Description

Ice Cream data

Usage

data(icecream)

Format

A data frame with 21 rows and three columns.

rank

the rank of the ice cream within each judging block

judge

the judge that was used

variety

the type of ice cream that was tested

Details

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.

Source

Table 5.1 in Conover (1998, p. 391).

References

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.

Examples

attach(icecream)
durbin(y = rank, groups = variety, blocks = judge)