Movie {BSDA} | R Documentation |
Data for Exercise 7.53
Movie
A data frame with 12 observations on the following 3 variables.
Before
After
differ
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Duxbury
str(Movie) attach(Movie) qqnorm(differ) qqline(differ) shapiro.test(differ) t.test(After,Before,paired=TRUE,conf.level=.99) wilcox.test(After,Before,paired=TRUE) detach(Movie)