A scatterplot is made of the yearly advertising budgets (x axis) and yearly revenues (y axis) of 200 companies traded on the New York Stock Exchange. The correlation is weak but positive, with r = 0.3. A particular company is at the 80th percentile of both advertising budget and revenue. The point representing this company is therefore... a. on the SD line b. on the regression line c. it is impossible to say with the information given Answer with explanation