# Math Proficiency Scores

### Description

Proportion of fifth graders with proficient math test scores in 10 elementary schools.

### Usage

1 |

### Format

A data frame with 10 observations on the following 3 variables.

`school`

A factor with 10 levels giving the ID of the school.

`enrolled`

A numeric vector giving the number of students taking part in the math test.

`proficient`

A numeric vector giving the number of students with proficient math test scores.

### Details

A study compared math achievements of students from 10 elementary schools in a U.S. district; 6 of them were conventional neighborhood schools (`N1`

–`N6`

) and 4 alternative schools (`A1`

–`A4`

). 563 fifth graders took standardized math tests, and each school's proportion of students who scored proficient was recorded.

### Source

Nelson, P. R., Wludyka, P. S., Copeland, K. A. F. (2005) The Analysis of Means: A Graphical Method for Comparing Means, Rates, and Proportions. Society for Industrial and Applied Mathematics (SIAM), Philadelphia, PA, and American Statistical Association (ASA), Alexandria, VA, pp. 42–43.

### Examples

1 2 |