Regarding CPP and SJSU impaction thresholds:
- CPP index is GPA * 1000 + 450. There are additional unspecified points for local area or other characteristics.
- SJSU index is GPA * 800 for most majors, but add math_GPA * 400 for engineering majors. There are some additional points for local area or other characteristics.
The above can be found on their web sites.
CPSLO, SDSU, and CSULB are less transparent about how they calculate their admission points and what their thresholds were.