Data for Exercise 10.28 and 10.29
A data frame/tibble with 24 observations on two variables
carbon monoxide measured (in parts per million)
a factor with levels
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
boxplot(CO ~ site, data = Carbon, col = "lightgreen") kruskal.test(CO ~ site, data = Carbon)
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