Consider again the regression of a individual's average annual earnings at ages 25-27 on his or her kindergarten test score, scaled (in percentile terms) between 0 and 100.The constant is $9400, the slope coefficient is $132 with a standard error of $12.The r2is 0.05.

Suppose that a particular student in your dataset has a score of 80 and an income of $25000.

What is the residual for this observation?