tennis {prefmod}

Data (paired comparisons): Preferred Interview Partner

Description

The data describes results from a paired comparison study where 68 male and 96 female students were asked whom they would prefer to interview. The potential interview partners were Bonnie Blair, Jackie Joyner, and Jennifer Capriati.

Usage

tennis

Format

A data frame with 16 observations on the following 5 variables.

n

counts of response pattern (C1, C2, C3)

C1

Blair vs. Joyner: (1) Blair preferred, (-1) Joyner preferred

C2

Blair vs. Capriati: (1) Blair preferred, (-1) Capriati preferred)

C3

Joyner vs. Capriati: (1) Joyner preferred, (-1) Capriati preferred)

SEX

a numeric vector: (1) male, (2) female

References

Böckenholt, U., & Dillon, W. R., (1997). Modeling within-subject dependencies in ordinal paired comparison data. Psychometrika, 62(3), 411–434.

Examples

tdat <- expand.mat(tennis[, -1], tennis[, 1])
head(tdat)