Effects of a drug and electroshock therapy on the ability to solve simple tasks
Data for Exercises 10.11 and 10.12
Shkdrug
A data frame/tibble with 64 observations on two variables
type of treament Drug/NoS
, Drug/Shk
,
NoDg/NoS
, or NoDrug/S
number of tasks completed in a 10-minute period
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
boxplot(response ~ treatment, data = Shkdrug, col = "gray") model <- lm(response ~ treatment, data = Shkdrug) anova(model) rm(model)
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