Why is it important to record the classroom and give out educational exams for research?

^_^: Why is it important to record the classroom and give out educational exams for research?
What is the main reason to give out educational exams to students for research. Also, what’s the point of storing the data. Why should we record the classroom and then code it.

Answers and Views:

Answer by sara5
just to keep the process intact
have pressures on students
something to show to seniors
but
these are also essential for futures rectifications