Qtools (version 1.0)

Chemistry: A-level Chemistry Scores

Description

The Chemistry data frame has 31022 rows and 7 columns of the A-level scores in Chemistry for England and Wales students, 1997.

source

Fielding, A., Yang, M., and Goldstein, H. (2003) ``Multilevel ordinal models for examination grades''. Statistical Modelling, 3, 127--53.