Stschool {PASWR} | R Documentation |
School Satisfaction
Description
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.
Format
A data frame with 26 observations on the following 4 variables:
- X
satisfaction score
- Y
satisfaction score
- Satisfaction
combined satisfaction scores
- School
a factor with levels
X
andY
Source
Ugarte, M. D., Militino, A. F., and Arnholt, A. T. (2008) Probability and Statistics with R. Chapman & Hall/CRC.
Examples
with(data = Stschool,
t.test(X, Y, var.equal = TRUE))
[Package PASWR version 1.3 Index]