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Data for Examples 2.1 and 2.7
Tv
A data frame/tibble with 53 observations on three variables
U.S. state
percent of students who watch more than six hours of TV a day
state average on national math test
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
# NOT RUN { plot(test ~ percent, data = Tv, col = "blue") cor(Tv$test, Tv$percent) # }
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