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.
idPatient ID.
groupDrug given.
extraIncrease 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 = octave.dataset.sleep; # TODO: Port to Octave