The following data describes weekly gross revenue ($1000s), television advertising expenditures ($1000s), and newspaper advertising expenditures ($1000s) for Showtime Movie Theaters. Weekly Gross Revenue ($1000s) 96 90 95 92 95 94 94 94 1. Find an estimated regression equation relating weekly gross revenue to television advertising expenditures and newspaper advertising expenditures (to 2 decimals). Revenue ]+[ TVAdv+ NewsAdv . Choose the correct plot of the standardized residuals against . Standardized Residual 2 1.5 F1 0.5 -0.5 1-1 -1.5 1-25 2 1.5 Standardized Residual F1 0.5 -0.5 90 91 1-1 -1.5 90 . -2 1-25 92 93 · 94 95 96 91 92 93 94 95 Predicted y 96 Predicted y -Select your answer - V Does the residual plot support the assumptions about e? Explain. Yes V With the relatively few observations, it is Check for any outliers in these data. What are your conclusion? Because 1 value B. D. Standardized Residual 2 1.5 Fl 0.5 -0.5 -1 -1.5 1-2.5 2 1.5 -1 Standardized Residual 0.5 -0.5 1-1 -1.5 90 91 -2 90 · 1-25 . 92 91 92 .. 93 ✓of the standard residuals are less than -2 or greater than +2, 2 93 94 95 96 94 95 96 ✓ difficult to determine if the model assumptions are violated. Predicted y Predicted y of the observations cannot Television Advertising ($1000s) 5.0 2.0 4.0 2.5 3.0 3.5 2.5 3.0 ✓be classified as an outlier. Newspaper Advertising ($1000s) 1.5 2.0 1.5 2.5 3.3 2.3 4.2 2.5
The following data describes weekly gross revenue ($1000s), television advertising expenditures ($1000s), and newspaper advertising expenditures ($1000s) for Showtime Movie Theaters. Weekly Gross Revenue ($1000s) 96 90 95 92 95 94 94 94 1. Find an estimated regression equation relating weekly gross revenue to television advertising expenditures and newspaper advertising expenditures (to 2 decimals). Revenue ]+[ TVAdv+ NewsAdv . Choose the correct plot of the standardized residuals against . Standardized Residual 2 1.5 F1 0.5 -0.5 1-1 -1.5 1-25 2 1.5 Standardized Residual F1 0.5 -0.5 90 91 1-1 -1.5 90 . -2 1-25 92 93 · 94 95 96 91 92 93 94 95 Predicted y 96 Predicted y -Select your answer - V Does the residual plot support the assumptions about e? Explain. Yes V With the relatively few observations, it is Check for any outliers in these data. What are your conclusion? Because 1 value B. D. Standardized Residual 2 1.5 Fl 0.5 -0.5 -1 -1.5 1-2.5 2 1.5 -1 Standardized Residual 0.5 -0.5 1-1 -1.5 90 91 -2 90 · 1-25 . 92 91 92 .. 93 ✓of the standard residuals are less than -2 or greater than +2, 2 93 94 95 96 94 95 96 ✓ difficult to determine if the model assumptions are violated. Predicted y Predicted y of the observations cannot Television Advertising ($1000s) 5.0 2.0 4.0 2.5 3.0 3.5 2.5 3.0 ✓be classified as an outlier. Newspaper Advertising ($1000s) 1.5 2.0 1.5 2.5 3.3 2.3 4.2 2.5
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
![The following data describes weekly gross revenue ($1000s), television advertising expenditures ($1000s), and newspaper advertising expenditures ($1000s) for Showtime Movie Theaters.
Weekly Gross
Revenue
($1000s)
96
90
95
92
95
a. Find an estimated regression equation relating weekly gross revenue to television advertising expenditures and newspaper advertising expenditures (to 2 decimals).
Revenue
]+[
TVAdv+
NewsAdv
b. Choose the correct plot of the standardized residuals against .
A.
C.
Standardized Residual
2
1.5
F1
0.5
-0.5
-1
-1.5
-2
1-25
-2
Standardized Residual
1.5
-1
Fo.s
-0.5
-1
90 91 92
-1.5
[-2.5
90
93 94 95 96 Predicted y
91
fedu
Predicted y
92 93 94 95 96
-Select your answer - V
Does the residual plot support the assumptions about e? Explain.
Yes
With the relatively few observations, it is
c. Check for any outliers in these data. What are your conclusion?
Because 1 value
B.
D.
Standardized Residual
2
1.5
-1
0.5
-0.5
-1
-1.5
-2
1-25
2
1.5
Standardized Residual
F1
0.5
-0.5
1-1
-1.5
90 91
-2
-2.5
92
90 91
93
92 9.3
of the standard residuals are less than -2 or greater than +2, 2
94
95 96 Predicted y
94 95
96
✓ difficult to determine if the model assumptions are violated.
D
Predicted y
of the observations cannot
94
94
94
Television
Advertising
($1000s)
5.0
2.0
4.0
2.5
3.0
3.5
2.5
3.0
be classified as an outlier.
Newspaper
Advertising
($1000s)
1.5
2.0
1.5
2.5
3.3
2.3
4.2
2.5](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F375a8daa-a061-40df-aa13-f324a3b06fab%2F56fe3d29-dec0-448e-ae6c-cb6c41f4d6ff%2Fjn63dt6_processed.png&w=3840&q=75)
Transcribed Image Text:The following data describes weekly gross revenue ($1000s), television advertising expenditures ($1000s), and newspaper advertising expenditures ($1000s) for Showtime Movie Theaters.
Weekly Gross
Revenue
($1000s)
96
90
95
92
95
a. Find an estimated regression equation relating weekly gross revenue to television advertising expenditures and newspaper advertising expenditures (to 2 decimals).
Revenue
]+[
TVAdv+
NewsAdv
b. Choose the correct plot of the standardized residuals against .
A.
C.
Standardized Residual
2
1.5
F1
0.5
-0.5
-1
-1.5
-2
1-25
-2
Standardized Residual
1.5
-1
Fo.s
-0.5
-1
90 91 92
-1.5
[-2.5
90
93 94 95 96 Predicted y
91
fedu
Predicted y
92 93 94 95 96
-Select your answer - V
Does the residual plot support the assumptions about e? Explain.
Yes
With the relatively few observations, it is
c. Check for any outliers in these data. What are your conclusion?
Because 1 value
B.
D.
Standardized Residual
2
1.5
-1
0.5
-0.5
-1
-1.5
-2
1-25
2
1.5
Standardized Residual
F1
0.5
-0.5
1-1
-1.5
90 91
-2
-2.5
92
90 91
93
92 9.3
of the standard residuals are less than -2 or greater than +2, 2
94
95 96 Predicted y
94 95
96
✓ difficult to determine if the model assumptions are violated.
D
Predicted y
of the observations cannot
94
94
94
Television
Advertising
($1000s)
5.0
2.0
4.0
2.5
3.0
3.5
2.5
3.0
be classified as an outlier.
Newspaper
Advertising
($1000s)
1.5
2.0
1.5
2.5
3.3
2.3
4.2
2.5
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