Pretty easy, overall.
I would recommend this course and this professor as well. He does a great job explaining how excel works and teaches you different aspects of excel you can use instead of just plugging in numbers.
I learned a lot from this course. For example, I learned how to make an excel chart without having to plug a lot of numbers or names. I also learned how calculate totals through excel as well.
Hours per week:
Advice for students:
Basically all you need to do is just say attention. It's really just self-explanatory.