Tucson Machinery, Incorporated, manufactures numerically controlled machines, which sell for an average price of $13.0 million each. Sales for these NCMs for the past two years were as follows: Use Exhibit 3.10. QUARTER LAST YEAR I II III IV Y = QUANTITY (UNITS) 13 15 Last Year 23 13 This Year QUARTER THIS YEAR I II III IV a. Find the equation of a simple linear regression line using Excel. Note: Round your answers to 3 decimal places. QUANTITY (UNITS) 17 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. 21 25 19 Period I || ||| IV 1 11 ||| IV Trend Forecast Seasonal Factors c. Forecast sales for next year using the above seasonal factors. Note: Do not round intermediate calculations. Round your answers to 2 decimal places.
Tucson Machinery, Incorporated, manufactures numerically controlled machines, which sell for an average price of $13.0 million each. Sales for these NCMs for the past two years were as follows: Use Exhibit 3.10. QUARTER LAST YEAR I II III IV Y = QUANTITY (UNITS) 13 15 Last Year 23 13 This Year QUARTER THIS YEAR I II III IV a. Find the equation of a simple linear regression line using Excel. Note: Round your answers to 3 decimal places. QUANTITY (UNITS) 17 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. 21 25 19 Period I || ||| IV 1 11 ||| IV Trend Forecast Seasonal Factors c. Forecast sales for next year using the above seasonal factors. Note: Do not round intermediate calculations. Round your answers to 2 decimal places.
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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140) PLEASE HELP ME with this!!

Transcribed Image Text:a. Find the equation of a simple linear regression line using Excel.
Note: Round your answers to 3 decimal places.
Y =
Last Year
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.
This Year
+
Next Year
Period
1
||
[II
IV
I
||
|||
IV
t
Period
I
||
III
IV
Trend Forecast
c. Forecast sales for next year using the above seasonal factors.
Note: Do not round intermediate calculations. Round your answers to 2 decimal places.
Seasonal
Factors
Forecast (Units)

Transcribed Image Text:Tucson Machinery, Incorporated, manufactures numerically controlled machines, which sell for an average price of $13.0 million each.
Sales for these NCMs for the past two years were as follows: Use Exhibit 3.10.
QUARTER LAST QUANTITY QUARTER THIS
(UNITS)
YEAR
13
15
23
13
YEAR
I
II
III
IV
Y =
a. Find the equation of a simple linear regression line using Excel.
Note: Round your answers to 3 decimal places.
Last Year
This Year
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.
Period
I
||
|||
IV
1
II
III
IV
+
II
III
IV
Period
QUANTITY
(UNITS)
17
21
25
19
11
t
Trend Forecast
c. Forecast sales for next year using the above seasonal factors.
Note: Do not round intermediate calculations. Round your answers to 2 decimal places.
Seasonal
Factors
Forecast (Units)
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