And then the coefficient on the caffeine, well, we just said that X is the caffeine consumed, so this is that coefficient, 0.164. So just like that, we actually have the equation for the regression line. That is why these computer things are useful. So we can just write it out. Y hat is equal to 0.164X plus 2.544, 2.544. So that's the regression line. What is this other information they give us?