find the slope of the least squares regression line and the value of the y intercept

B8] www-awa.aleks.com Module 5 Homework 4.2 - Least Squares Regression Line Question 4 of 5 (1 point) | Question Attempt: 1 of Unlimited Campaign cost, x Increase in sales, y (in millions of dollars) (percent) Iy w x L) x w X 4 1.96 6.79 S oe o Wi X g L i b ot x SLo6 6.87 g X 2.46 Campaign cost 3.00 .94 (in millions of dollars) Figure 1 s | 2:93 6.51 Send data to calculator W The value of the sample correlation coefficient r for these data is approximately 0.635. Answer the following. Carry your intermediate computations to at least four decimal places, and round your answers as specified below. (If list of formulas.) BT