**Correct**

This is a positive relationship. As scores on X rise scores on Y rise. As attendance goes up, grades rise.

So far, we have not used regression analysis. Regression and correlation analysis always involves at least two variables. The relationship between the two variables may allow us to improve our prediction over and above our prediction based only on knowing the average score.

Imagine that the professor says the following: "Over the past five years, I have collected information about attendance and grades. I find that there is a positive correlation between points and attendance,