The following data represent a company's yearly sales volume and its advertising expenditure over a period of 8 years. (Y) Sales in Millions of Dollars (X) Advertising in ($10,000) 14 32 15 33 18 35 17 34 16 36 a. Use the method of least squares to compute an estimated regression line between sales and advertising. b. If the company's advertising expenditure is $400,000, what are the predicted sales? Give the answer in dollars.

The following data represent a company's yearly sales volume and its advertising expenditure over a period of 8 years. (Y) Sales in Millions of Dollars (X) Advertising in ($10,000) 14 32 15 33 18 35...

The following data represent a company's yearly sales volume and its advertising expenditure over a period of 8 years.

(Y) Sales in Millions of Dollars	(X) Advertising in ($10,000)
14	32
15	33
18	35
17	34
16	36

a. Use the method of least squares to compute an estimated regression line between sales and advertising.

b. If the company's advertising expenditure is $400,000, what are the predicted sales? Give the answer in dollars.

Jun 08, 2022