| HSB {candisc} | R Documentation |
The High School and Beyond Project was a longitudinal study of students in the U.S. carried out in 1980 by the National Center for Education Statistics. Data were collected from 58,270 high school students (28,240 seniors and 30,030 sophomores) and 1,015 secondary schools. The HSB data frame is sample of 600 observations, of unknown characteristics, originally taken from Tatsuoka (1988).
data(HSB)
A data frame with 600 observations on the following 15 variables. There is no missing data.
idgendermale femaleracehispanic asian african-amer whiteseslow middle highschpublic privateproggeneral academic vocationlocusconceptmotcareerclerical craftsman
farmer homemaker laborer manager military
operative prof1 prof2 proprietor protective
sales school service technical not workingreadwritemathscissTatsuoka, M. M. (1988). Multivariate Analysis: Techniques for Educational and Psychological Research (2nd ed.). New York: Macmillan, Appendix F, 430-442.
Retrieved from: http://www.gseis.ucla.edu/courses/data/hbs6.dta
High School and Beyond data files: http://www.sscnet.ucla.edu/issr/da/index/techinfo/I78961.HTM
str(HSB)
# main effects model
hsb.mod <- lm( cbind(read, write, math, sci, ss) ~
gender + race + ses + sch + prog, data=HSB)
Anova(hsb.mod)
# Add some interactions
hsb.mod1 <- update(hsb.mod, . ~ . + gender:race + ses:prog)
heplot(hsb.mod1, col=palette()[c(2,1,3:6)], variables=c("read","math"))
hsb.can1 <- candisc(hsb.mod1, term="race")
heplot(hsb.can1, col=c("red", "black"))
# show canonical results for all terms
hsb.can <- candiscList(hsb.mod)
hsb.can