Dopamine b-hydroxylase activity of schizophrenic patients treated with an antipsychotic drug
Data for Exercises 5.14 and 7.49
Dopamine
A data frame/tibble with 25 observations on two variables
dopamine b-hydroxylase activity (units are nmol/(ml)(h)/(mg) of protein)
a factor with levels nonpsychotic and psychotic
D.E. Sternberg, D.P. Van Kammen, and W.E. Bunney, "Schizophrenia: Dopamine b-Hydroxylase Activity and Treatment Respsonse," Science, 216 (1982), 1423 - 1425.
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
boxplot(dbh ~ group, data = Dopamine, col = "orange") t.test(dbh ~ group, data = Dopamine, var.equal = TRUE)
Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.