ExamScores | R Documentation |
A partially observed version of the tutorial dataset in package R2MLwiN.It includes examination results from six inner London Education Authorities (school boards).
data(cldata)
A data frame with 4059 observations on the following 6 variables.
school
A school identifier.
student
A student ID.
normexam
Students' exam score at age 16, normalised and partially observed.
sex
Sex of pupil; a factor with levels boy, girl.
cons
A column of 1s. Useful to add an intercept to th eimputation model.
standlrt
Students' score at age 11 on the London Reading Test (LRT), standardised.
schgend
Schools' gender; a factor with levels corresponding to mixed school (mixedsch), boys' school (boysch), and girls' school (girlsch).
avslrt
Average LRT score in school.
schav
Average LRT score in school, coded into 3 categories: low = bottom 25%, mid = middle 50%, high = top 25%.
vrband
Students' score in test of verbal reasoning at age 11, a factor with 3 levels: vb1 = top 25%, vb2 = middle 50%, vb3 = bottom 25%.
These fully observed verison of the data is available with package R2MLwiN.
Browne, W. J. (2012) MCMC Estimation in MLwiN Version 2.26. University of Bristol: Centre for Multilevel Modelling.
Goldstein, H., Rasbash, J., Yang, M., Woodhouse, G., Pan, H., Nuttall, D., Thomas, S. (1993) A multilevel analysis of school examination results. Oxford Review of Education, 19, 425-433.
Rasbash, J., Charlton, C., Browne, W.J., Healy, M. and Cameron, B. (2009) MLwiN Version 2.1. Centre for Multilevel Modelling, University of Bristol.
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