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: Week 1 2 3 CUAWN Units 11 8 13 7 9 12 Total Etching Cost $ 26 20 32 19 24 29 $ 150 5 6 60 For planning purposes, management would like to know the variable etching cost per unit and the total fixed etching cost per week. 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 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. Complete this question by entering your answers in the tabs below. Reg 2A Reg 28 Using the least-squares regression method, estimate the variable etching cost per unit and the total fixed etching cost per week. (Round your answers to 2 decimal places.) Fixed etching cost per week Variable etching cost per unit HAPA Reg 28 > For planning purposes, management would like to know the variable etching cost per unit and the total fixed etching cost per week. 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 Complete this question by entering your answers in the tabs below. Reg 2A Req 2B Express these estimates in the form Y = a + bx. (Round your answers to 2 decimal places.) 20