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Sales of Volkswagen's popular Beetle have grown steadily at auto dealerships in Nevada during the past 5 years (see table below). D Year 1 2 3 4 5 Sales 450 510 516 555 575 a) Forecasted sales for year 6 using the trend projection (linear regression) method are sales (round your response to one decimal place). sales (round your response to one decimal place). b) The MAD for a linear regression forecast is c) The MSE for the linear regression forecast is sales (round your response to one decimal place).

Sales of Volkswagen's popular Beetle have grown steadily at auto dealerships in Nevada during the past 5 years (see table below). D Year 1 2 3 4 5 Sales 450 510 516 555 575 a) Forecasted sales for year 6 using the trend projection (linear regression) method are sales (round your response to one decimal place). sales (round your response to one decimal place). b) The MAD for a linear regression forecast is c) The MSE for the linear regression forecast is sales (round your response to one decimal place).

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Part 1

Sales of​ Volkswagen's popular Beetle have grown steadily at auto dealerships in Nevada during the past 5 years​ (see table​ below).

                                                    

Year

Sales

1

450

2

510

3

516

4

555

5

575

Part 2

​a) Forecasted sales for year 6 using the trend projection​ (linear regression) method are

 

enter your response here

sales ​(round your response to one decimal​ place).

Part 3

​b) The MAD for a linear regression forecast is

 

enter your response here

sales ​(round your response to one decimal​ place).

Part 4

​c) The MSE for the linear regression forecast is

 

enter your response here

sales ​(round your response to one decimal​ place).

 

 

**Sales Trend Analysis of Volkswagen Beetle in Nevada** Sales of Volkswagen's popular Beetle have grown steadily at auto dealerships in Nevada during the past 5 years (see table below). | Year | Sales | |------|-------| | 1 | 450 | | 2 | 510 | | 3 | 516 | | 4 | 555 | | 5 | 575 | a) Forecasted sales for year 6 using the trend projection (linear regression) method are [___] sales (round your response to one decimal place). b) The MAD for a linear regression forecast is [___] sales (round your response to one decimal place). c) The MSE for the linear regression forecast is [___] sales (round your response to one decimal place).
Transcribed Image Text:**Sales Trend Analysis of Volkswagen Beetle in Nevada** Sales of Volkswagen's popular Beetle have grown steadily at auto dealerships in Nevada during the past 5 years (see table below). | Year | Sales | |------|-------| | 1 | 450 | | 2 | 510 | | 3 | 516 | | 4 | 555 | | 5 | 575 | a) Forecasted sales for year 6 using the trend projection (linear regression) method are [___] sales (round your response to one decimal place). b) The MAD for a linear regression forecast is [___] sales (round your response to one decimal place). c) The MSE for the linear regression forecast is [___] sales (round your response to one decimal place).
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