vcd (version 1.4-4)

JointSports: 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).

References

E. B. Andersen (1991), The Statistical Analysis of Categorical Data. 2nd edition. Springer-Verlag, Berlin.

Examples

# NOT RUN {
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)
# }