4. We've talked a lot about the difference between correlation and causality. You read a study's

conclusion that states that "having more social support causes increased levels of happiness."

(10 points overall)

a. What are some potential issues with the way the researchers established causality?

(4 points)

b.

What steps are needed to establish causal order of social support and happiness?

(3 points)

c.

Suggest one or two other variables that we might need to take into account when we're

looking at the relationship between social support and happiness. (3 points)