Exercise

Correlation and Causation

You measured how much money people have and their education level in a town. The graph on the right shows the results. We cannot say that more educaion causes more money, we say it is related to more money. Which of the following is not a reason why education is only related to money?

Instructions

50 XP

Possible answers

There could be a third unmeasured variable that influences only money

There could be a third unmeasured variable that influences only education

There could be a third unmeasured variable that influences both education and money

Money and education could influence each other