lemonade {CMHNPA}

Lemonade data

Description

The Lemonade data set comes from a Randomised Block Design. There are four types of lemonades which are all tasted by five tasters.

Usage

data(lemonade)

Format

A data frame with 20 rows and three columns.

rank

the rank of the lemonade within each judging block

type

the type of lemonade that was tested

taster

the judge that was used for tasting

Source

Thas et al. (2012, section 4.2)

References

Thas, O., Best, D.J. and Rayner, J.C.W. (2012). Using orthogonal trend contrasts for testing ranked data with ordered alternatives. Statisticia Neerlandica, 66(4), 452-471.

Examples

attach(lemonade)
friedman(y = rank, groups = type, blocks = taster)