Will a TA or TE have access to all student performance data or only certain student performance data?
The TA or TE will be able to access the student performance data for students grouped into a roster and assigned to them in TIDE. The SC designs and creates those rosters in TIDE.
Can one person be the DA, SC, and TA for a small school?
Yes, in a small school the same person could conceivably be the District Administrator (DA), the School Test Coordinator (SC), and a Test Administrator (TA).