Student Achievement data is stored in two different levels of granularity. In the first group is the data that is available in state batches. This data rarely contains information for a specific student and is therefore aggregated. The second grouping is for school districts that have engaged the Academic Achievement app in Munetrix. With these districts Munetrix gets student specific data and therefore the analysis is disaggregated and reported by student.

The NWEA download is based on the Comprehensive Data File that includes 4 files. The four files with their related Munetrix table are: