Required information Exercise 5A-5 (Algo) Least-Squares Regression [LO5-11] George Caloz & Frères, 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 4 5 6 Units 9 6 11 5 7 14 52 Total Etching Cost $ 25 20 30 21 21 32 $ 149 For planning purposes, management would like to know the variable etching cost per unit and the total fixed etching cost per week. Exercise 5A-5 Part 2 (Algo) 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.

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Exercise 5A-5 (Algo) Least-Squares Regression [LO5-11]
George Caloz & Frères, 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
123456
2
3
4
5
Units
9
6
11
5
7
14
52
Total Etching
Cost
$ 25
20
30
21
21
32
$ 149
For planning purposes, management would like to know the variable etching cost per unit and the total fixed etching cost
per week.
Exercise 5A-5 Part 2 (Algo)
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.
Transcribed Image Text:U Required information Exercise 5A-5 (Algo) Least-Squares Regression [LO5-11] George Caloz & Frères, 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 123456 2 3 4 5 Units 9 6 11 5 7 14 52 Total Etching Cost $ 25 20 30 21 21 32 $ 149 For planning purposes, management would like to know the variable etching cost per unit and the total fixed etching cost per week. Exercise 5A-5 Part 2 (Algo) 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.
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