Find 3 different research questions and the appropriate data one needs to collect for each, including the level(s) of the data to be collected for each question.

What research questions do you want to consider?

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.

We do not do your homework for you. Although it might take more effort to do the work on your own, you will profit more from your effort. We will be happy to evaluate your work though.