README.md

RLImatrices

Baseline coefficient matrices for RLI SGPt analyses using rliSGP from the SGP Package

The package RLImatrices contains baseline coefficient matrices utilized by the function rliSGP for calculation of student growth percentiles and percentile growth trajectories using historical data.

• Github Web site

Install latest release from Github

install.packages("devtools")
require(devtools)
install_github("CenterForAssessment/RLImatrices")
require(RLImatrices)

To install from Github you might need: Windows: Rtools (http://cran.r-project.org/bin/windows/Rtools/), OS X: xcode (from the app store), Linux: apt-get install r-base-dev (or similar).