I have tried these questions with no luck (see attached file).
Is there a guide that you can provide that will help me figure out what test I should be using for certain data sets? Please help!
The answers to your two questions are these:
13. c (cannot calculate ...
This solution provides the best answer to the two question correlation question and provides an explanation of why these answers are the best choice. It also provides a guide to help decide which test would be used for certain data sets.