Hypothesis is an idea or a notion that's need to be proven to be a fact. That's why you need to make a research by means of interview thus you are required to make a questionaire.

randr88, gypsy is right. You can't write the essay for bjesus because it's not right. You are not helphing him learn. You can guide him and edit his works but write it for him would be considered as "cheating".

We know you meant well for your friend, but it would be wiser if you just help him thru the process and move on from there.

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What you are is what you have been, and what you will be is what you do now. - Buddha