| Exam {mlmRev} | R Documentation |
Exam scores of 4,059 students from 65 schools in Inner London.
data(Exam)
A data frame with 4059 observations on the following 9 variables.
School ID - a factor.
Normalized exam score.
School gender - a factor. Levels are mixed,
boys, and girls.
School average of intake score.
Student level Verbal Reasoning (VR) score band at intake -
a factor. Levels are bottom 25%, mid 50%, and
top 25%.
Band of student's intake score - a factor.
Levels are bottom 25%, mid 50% and top
25%./
Standardised LR test score.
Sex of the student - levels are F and M.
School type - levels are Mxd and Sngl.
Student id (within school) - a factor
http://multilevel.ioe.ac.uk/softrev/exam.html
Goldstein, H., Rasbash, J., et al (1993). A multilevel analysis of school examination results. Oxford Review of Education 19: 425-433
str(Exam) summary(Exam) (fm1 <- lmer(normexam ~ standLRT + sex + schgend + (1|school), Exam)) (fm2 <- lmer(normexam ~ standLRT*sex + schgend + (1|school), Exam)) (fm3 <- lmer(normexam ~ standLRT*sex + schgend + (1|school), Exam))