Final Historical National Statistics
The historical national exam statistics for PACKRAT can be found on our Assessment Resources page. Included in the Historical Statistics reports are details on means, standard deviations (SD), reliabilities, and standard errors of measurement (SEM) for all retired exams forms.
Current National Comparative Data
We know that having solid national comparative data is a top priority for PAEA member programs using PACKRAT. National Comparative Data is released after 300 student administrations and are updated regularly to reflect the most recent statistics. The data on this page include the mean and standard deviation (SD) for the current versions. National comparative data are based on the performance of the current population of student test-takers.
PACKRAT National Comparative Data
Raw score (score range of 0-225)
| TIME TO GRADUATION | Version | Data updated on | N | Mean | SD |
|---|---|---|---|---|---|
| > 10 Months to Graduation | 27 | 12/14/2023 | 10,255 | 134 | 20 |
| < 10 Months to Graduation | 27 | 12/14/2023 | 11,224 | 158 | 18 |
| > 10 Months to Graduation | 28 | 12/14/2023 | 1,802 | 133 | 18 |
| < 10 Months to Graduation | 28 | 12/14/2023 | 1,041 | 158 | 17 |