Moral attitude scale on 15 subjects before and after viewing a movie
Data for Exercise 7.53
Movie
A data frame/tibble with 12 observations on three variables
moral aptitude before viewing the movie
moral aptitude after viewing the movie
a numeric vector
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
qqnorm(Movie$differ) qqline(Movie$differ) shapiro.test(Movie$differ) t.test(Movie$after, Movie$before, paired = TRUE, conf.level = 0.99) wilcox.test(Movie$after, Movie$before, paired = TRUE)
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