Graduation rates for student athletes and nonathletes in the Big Ten Conf.
Data for Exercises 1.124 and 2.94
Bigten
A data frame/tibble with 44 observations on the following four variables
a factor with levels Illinois,
Indiana, Iowa, Michigan, Michigan State,
Minnesota, Northwestern, Ohio State, Penn State,
Purdue, and Wisconsin
graduation rate
factor with two levels 1984-1985 and 1993-1994
factor with two levels athlete and student
NCAA Graduation Rates Report, 2000.
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
boxplot(rate ~ status, data = subset(Bigten, year = "1993-1994"),
horizontal = TRUE, main = "Graduation Rates 1993-1994")
with(data = Bigten,
tapply(rate, list(year, status), mean)
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