A dataset containing 728 students from 50 primary (elementary) schools in inner London that were part of the Junior School Project (JSP). The variables are as follows:

data(jsp728)

Format

A data frame with 728 rows and 8 variables.

mathAge11

score on math at age 11

mathAge8

score on math at age 8

gender

gender, a factor with 2 levels (F, M)

class

father's social class, a factor with 2 levels (manual, nonmanual)

school

school code (1-50)

normAge11

normalized score on math at age 11

normAge8

normalized score on math at age 8

schoolMathAge8

average school math score

mathAge8c

centered math score at age 8

Source

http://www.bristol.ac.uk/cmm/team/hg/msm-3rd-ed/datasets.html

References

Goldstein, H. (2011). Multilevel Statistical Models (4th ed.). Hoboken: Wiley