If researchers find a positive correlation between the number of psychology courses completed and self-esteem level,this means that
A) people who take a lot of psychology courses also tend to have high self-esteem.
B) taking a lot of psychology courses causes an increase in people's self-esteem.
C) having high self-esteem makes people take a lot of psychology courses.
D) all of the above

Question

Quizplus · Accepted Answer

A positive correlation indicates that as one variable increases, the other variable also tends to increase. In this case, as the number of psychology courses completed increases, self-esteem level tends to increase. This does not necessarily mean that taking psychology courses causes an increase in self-esteem, or that having high self-esteem causes people to take more psychology courses. It simply means that there is a relationship between the two variables - people who have taken more psychology courses also tend to have higher levels of self-esteem.

If Researchers Find a Positive Correlation Between the Number of Psychology