| Stschool {PASWR} | R Documentation |
A questionnaire is randomly administered to 11 students from
State School X and to 15 students from State School Y
(the results have been ordered and stored in the data frame
Stschool). Data are used in Example 9.11.
Stschool
A data frame with 26 observations on the following 4 variables:
XYSatisfactionSchoolX and YUgarte, M. D., Militino, A. F., and Arnholt, A. T. (2008) Probability and Statistics with R. Chapman & Hall/CRC.
attach(Stschool) t.test(X, Y, var.equal=TRUE) detach(Stschool)