Exam scores from inner London

Description

Exam scores of 4,059 students from 65 schools in Inner London.

Usage

data(Exam)

Format

A data frame with 4059 observations on the following 9 variables.

school

School ID - a factor.

normexam

Normalized exam score.

schgend

School gender - a factor. Levels are mixed, boys, and girls.

schavg

School average of intake score.

vr

Student level Verbal Reasoning (VR) score band at intake - a factor. Levels are bottom 25%, mid 50%, and top 25%.

intake

Band of student's intake score - a factor. Levels are bottom 25%, mid 50% and top 25%./

standLRT

Standardised LR test score.

sex

Sex of the student - levels are F and M.

type

School type - levels are Mxd and Sngl.

student

Student id (within school) - a factor

Source

http://multilevel.ioe.ac.uk/softrev/exam.html

References

Goldstein, H., Rasbash, J., et al (1993). A multilevel analysis of school examination results. Oxford Review of Education 19: 425-433

Examples

data(Exam)
str(Exam)
summary(Exam)
fm1 <- lme(normexam ~ standLRT + sex + schgend,
           data = Exam, random = ~ 1|school)
summary(fm1)
fm2 <- lme(normexam ~ standLRT*sex + schgend,
           data = Exam, random = ~ 1|school)
summary(fm2)
fm3 <- lme(normexam ~ standLRT*sex + schgend,
          data = Exam, random = ~ standLRT|school)
summary(fm3)