vcd: JointSports – R documentation

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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).

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)

vcd

Visualizing Categorical Data

v1.4-10

GPL-2

Authors

David Meyer [aut, cre], Achim Zeileis [aut] (<https://orcid.org/0000-0003-0918-3766>), Kurt Hornik [aut], Florian Gerber [ctb], Michael Friendly [ctb]

Initial release