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Corn yields when grown by four different methods.
data(corn)
A data frame with 34 rows and two columns.
one of four different methods used to grow corn
corn yield categorised into four levels
Rayner, J.C.W. and Best, D.J. (2001). A Contingency Table Approach to Nonparametric Testing. Chapman & Hall/CRC: Boca Raton FL.
attach(corn) KW(treatment = method, response = outcome)
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