STSCHOOL {PASWR2}

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.

Usage

STSCHOOL

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 and y)

References

Ugarte, M. D., Militino, A. F., and Arnholt, A. T. 2015. Probability and Statistics with R, Second Edition. Chapman & Hall / CRC.

Examples

with(data = STSCHOOL, t.test(x, y, var.equal=TRUE))