mlmRev (version 1.0-7)

Exam: 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

References

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

Examples

# NOT RUN {
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))
# }

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