Standardized spelling test scores for two fourth grade classes
Data for Exercise 7.82
Spellers
A data frame/tibble with ten observations on two variables
character variable with values Fourth and Colleague
score on a standardized spelling test
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
boxplot(score ~ teacher, data = Spellers, col = "pink") t.test(score ~ teacher, data = Spellers)
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