Srcdfull {mmlcr} | R Documentation |
The Srcdfull
data frame has 1620 rows and 9 columns.
It is a longitudinal dataset from 405 children with scores for aggression
and reading ability.
data(Srcdfull)
This data frame contains the following columns:
The sample consists of N=405 children drawn from the Children of the National Longitudinal Survey of Youth, about half of whom are missing one or more of the repeated measures on aggression or reading ability. The measures of interest include four repeated measures of aggressive behavior taken at two-year intervals, four repeat measures of reading achievement taken at two-year intervals, initial interview measures of cognitive stimulation and social support of the child in the home, and background measures of child gender, child age, and mother age.
http://www.unc.edu/~curran/srcd-docs/srcddata.txt
http://www.unc.edu/~curran/srcd-docs/srcdmeth.pdf
data(Srcdfull) Srcdfull.mmlcr4 <- mmlcr(outer = ~1 | id, components = list( list(formula = anti ~ poly(age, 2), min = 0, max = 12, class = "cnormlong"), list(formula = read ~ poly(age, 2), class = "normlong")), data = Srcdfull, n.groups = 4)