Tucson Machinery, Incorporated manufactures numerically controlled machines, which sell for an average price of $05 milion each. Sales for these NCMs for the past fwo years were as follows: Use Exthibrt t8 to o. Find the equation of a simple linear regression line using Excel Note: Round your answers to 3 decimal places. b. Compute trend and seasonal factor from a linear regression line obtained with Excel Note: Do not round intermediate calculations, Round your answers to 3 decimal places