5 Part 1 of 2 Required information George Caloz & Frres, located in Grenchen, Switzerland, makes luxury custom watches in small lots. One of the company's products, a platinum diving watch, goes through an etching process. The company has recorded etching costs as follows over the last six weeks: 10 points Week 1 2 3 4 5 6 Units 9 6 11 5 7 14 Total Etching Cost $ 25 20 30 21 21 32 $ 149 eBook 52 Hint For planning purposes, management would like to know the variable etching cost per unit and the total fixed etching cost per week. Print 2-a. Using the least-squares regression method, estimate the variable etching cost per unit and the total fixed etching cost per week. 2-b. Express these estimates in the form Y = a + bx. References Complete this question by entering your answers in the tabs below. Reg 2A Reg 2B Express these estimates in the form Y = a + bx. (Round your answers to 2 decimal places.) Y =