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dbetebenner edited this page Sep 27, 2014
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Welcome to the SGP Package Wiki.
This wiki supplies technical details associated with the calculation of student growth percentiles and percentile growth trajectories
using the R Software Environment in conjunction with the SGP Package.
Broadly, SGP analysis of longitudinal student data takes place in two steps:
Those familiar with data analysis in general are aware that the bulk of the effort in the above two step process lies with Step 1:
SGP Data Preparation. With clean data, the SGP Package makes it easy to calculate, output, and
visualize the results from SGP analyses. 😄