lemonade {CMHNPA} | R Documentation |
The Lemonade data set comes from a Randomised Block Design. There are four types of lemonades which are all tasted by five tasters.
data(lemonade)
A data frame with 20 rows and three columns.
the rank of the lemonade within each judging block
the type of lemonade that was tested
the judge that was used for tasting
Thas et al. (2012, section 4.2)
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.
attach(lemonade)
friedman(y = rank, groups = type, blocks = taster)