The accompanying dataset shows the monthly number of new car sales in the last three years. Develop a multiple regression model with categorical variables incorporate seasonality for forecasting sales. Click the icon to view the new car sales data. Develop a multiple regression model with categorical variables that incorporate seasonality for forecasting sales, where December is the reference month. Units Year + Jan Mar Apr May Jun Jul Aug Sep Oct + (Round to the nearest integer as needed.) M Feb Now develop the best subset model by iteratively eliminating all insignificant variables, using a 0.10 for the level of significance. Select the correct choice below fill in the answer boxes to complete your choices. (Round to the nearest integer as needed.) OA Units- + )-Year + ) Jan +( OB. Units ) Jan + OC. Units- +1 Year +1 Jan+ ) Feb ( Feb+) Apr+May+Jun Jul +) Sep + ) Jul ( Mar+ Mar+ ) Aug+( Sep Oct ( ) Apr ( May ( ) May+ ) Jun+( )+Jun+( Jul+ Oct Nov Sep+)-Oct Nov
The accompanying dataset shows the monthly number of new car sales in the last three years. Develop a multiple regression model with categorical variables incorporate seasonality for forecasting sales. Click the icon to view the new car sales data. Develop a multiple regression model with categorical variables that incorporate seasonality for forecasting sales, where December is the reference month. Units Year + Jan Mar Apr May Jun Jul Aug Sep Oct + (Round to the nearest integer as needed.) M Feb Now develop the best subset model by iteratively eliminating all insignificant variables, using a 0.10 for the level of significance. Select the correct choice below fill in the answer boxes to complete your choices. (Round to the nearest integer as needed.) OA Units- + )-Year + ) Jan +( OB. Units ) Jan + OC. Units- +1 Year +1 Jan+ ) Feb ( Feb+) Apr+May+Jun Jul +) Sep + ) Jul ( Mar+ Mar+ ) Aug+( Sep Oct ( ) Apr ( May ( ) May+ ) Jun+( )+Jun+( Jul+ Oct Nov Sep+)-Oct Nov
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text:The accompanying dataset shows the monthly number of new car sales in the last three years. Develop a multiple regression model with categorical variables that
incorporate seasonality for forecasting sales.
Click the icon to view the new car sales data.
Develop a multiple regression model with categorical variables that incorporate seasonality for forecasting sales, where December is the reference month.
Mar+) Apr+May+Jun+Jul+Aug Sep Oct +) Nov
Units
Year+Jan+Feb +
(Round to the nearest integer as needed.)
Now develop the best subset model by iteratively eliminating all insignificant variables, using a 0.10 for the level of significance. Select the correct choice below and
fill in the answer boxes to complete your choices.
(Round to the nearest integer as needed.)
OA. Units + )-Year +() Jan + ) Feb+) Apr + ( )+May+() Jun+( ) Jul+() Sep+) Oct+) Nov
Sep+) Oct
Year + ) Jan+() Mar+) Apr+ ) May +() Jun+() Jul+() Aug+(
Jan+() Feb+) Mar + ) May ( ) Jun+() Jul+() Sep+() Oct +(
OB. Units +
OC. Units
+
New Car Sales Data
Month
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Year
1
1
1
1
1
1
1
1
2
2222
Units D
39,820
40,091
47,450
47,307
49,221
51,489
46,476
45,218
44,810
46,999
42,171
44,196
42,23
45,432
54,085
50,936
53.582
)-Nov
- X

Transcribed Image Text:New Car Sales Data
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2
2
2
2
2
2
2
3
3
3
3
3
3
3
3
3
3
3
3
54,930
54,459
56,089
52,187
50,097
48,523
49,288
48,144
54,897
61,074
53,360
59,477
59,380
55,098
59,359
54,482
53,174
48,803
46.966
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