Document 1: The first three pages are the introduction of the experiment, and the last page is the requirements of the report
Excel 2: Exercises for simulating data processing in which the data is simulated.
Document 3: Real experimental data.
n short, Excel 2 is used for students to practice processing data. If the result of data processing is the same as the answer given, the real data in Document 3 can be replaced on the template in Excel 2.This is handled by Excel’s Linest function.If the writer knows how to work with the data, he can skip Excel 2 and go straight to Document 3.