# A subset of data from the 1982 High School and Beyond survey used as examples for HLM software

### Description

A key example dataset used for examples in the HLM software manual. Included here for use in replicating HLM analyses in R.

### Usage

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### Format

A data frame with 7,185 observations on the following 8 variables.

`schid`

a numeric vector, 160 unique values

`mathach`

a numeric vector for the performance on a standardized math assessment

`female`

a numeric vector coded 0 for male and 1 for female

`ses`

a numeric measure of student socio-economic status

`minority`

a numeric vector coded 0 for white and 1 for non-white students

`schtype`

a numeric vector coded 0 for public and 1 for private schools

`meanses`

a numeric, the average SES for each school in the data set

`size`

a numeric for the number of students in the school

### Details

The data file used for this presentation is a subsample from the 1982 High School and Beyond Survey and is used extensively in Hierarchical Linear Models by Raudenbush and Bryk. It consists of 7,185 students nested in 160 schools.

### Source

Data made available by UCLA Institute for Digital Research and Education (IDRE) online: http://www.ats.ucla.edu/stat/hlm/seminars/hlm6/mlm_hlm6_seminar.htm

### References

Stephen W. Raudenbush and Anthony S. Bryk (2002). Hierarchical Linear Models: Applications and Data Analysis Methods (2nd ed.). SAGE.

### Examples

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