powered by
Data for Exercise 6.47
Devmath
A data frame/tibble with 40 observations on one variable
first exam score
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
# NOT RUN { EDA(Devmath$score) t.test(Devmath$score, mu = 80, alternative = "less") # }
Run the code above in your browser using DataLab