Format
A data frame with 1905 observations on the following variables:
school- School identification (level 2 unit).
student- Student identification (level 1 unit).
female- Gender: a factor with levels
Female and Male. agemths- Age in months.
written- Score on the written component.
csework- Score on the coursework component.
cons- Constant (= 1).
Source
Rasbash, J., Charlton, C., Browne, W.J., Healy, M. and Cameron, B. (2009) MLwiN Version 2.1. Centre for Multilevel Modelling, University of Bristol. Rasbash, J., Steele, F., Browne, W.J. and Goldstein, H. (2012) A User's Guide to MLwiN Version 2.26. Centre for Multilevel Modelling,
University of Bristol.