out =
sleep ()
¶Student’s Sleep Data
Data which show the effect of two soporific drugs (increase in hours of sleep compared to control) on 10 patients.
id
Patient ID.
group
Drug given.
extra
Increase in hours of sleep.
The group
variable name may be misleading about the data: They
represent measurements on 10 persons, not in groups.
Cushny, A. R. and Peebles, A. R. (1905). The action of optical isomers: II hyoscines. The Journal of Physiology, 32, 501–510.
Student (1908). The probable error of the mean. Biometrika, 6, 20.
Scheffé, Henry (1959). The Analysis of Variance. New York, NY: Wiley.
t = tblish.dataset.sleep; # TODO: Port to Octave