JointSports | R Documentation |
Opinions About Joint Sports
Description
Data from a Danish study in 1983 and 1985 about sports activities and the opinion about joint sports with the other gender among 16–19 year old high school students.
Usage
data("JointSports")
Format
A data frame with 40 observations and 5 variables.
- Freq
frequency.
- opinion
factor indicating opinion about sports joint with the other gender (very good, good, indifferent, bad, very bad).
- year
factor indicating year of study (1983, 1985).
- grade
factor indicating school grade (1st, 3rd).
- gender
factor indicating gender (Boy, Girl).
Source
E. B. Andersen (1991), The Statistical Analysis of Categorical Data, page 210.
References
E. B. Andersen (1991), The Statistical Analysis of Categorical Data. 2nd edition. Springer-Verlag, Berlin.
Examples
library(MASS)
data("JointSports")
tab <- xtabs(Freq ~ gender + opinion + grade + year, data = JointSports)
doubledecker(opinion ~ gender + year + grade, data = tab)
loglm(~ opinion* (gender + grade+ year) + gender*year*grade, data = tab)