A) Do municipalities with fewer per capita single-parent households have lower unemployment rates?

IV - municipalities with fewer per capita single-parent households

DV- Unemployment rates

EV - one possible EV could be a level of education obtained by a parent that potentially does not guarantee secure job placement with adequate pay.

B) Is there a difference in student knowledge obtained viaonlineversus traditional courses?

IV -OnlineVs Traditional course (Type of course)

DV - Student knowledge

EV -prompt feedback by an instructorcould be one possible EV. When taking traditional courses it is certainly easier to receive faster feedback from an instructor while in-person lectures/classes are conducted. However, while students are in anonlinesetting, it is certainly more difficult and more time-consuming to receive appropriate feedback in regards to a course assignment, etc.

C) Does a high frequency of social media exposure increase the likelihood of depression?

IV - high frequency of social media exposure

DV - the likelihood of depression

EV - one possible EV for this could be a lack of real-life community engagementwhich could potentially contribute to one psychological well-being.

Question: Define the IV, DV, and EV for each RQ.