The manufacturer of Beanie Baby dolls used quarterly price data for 2012/- 2020/ (t 1, ., 36) and the regression equation Pt = a + bt + C1D1+C2D2 + C3D31 to forecast doll prices in the year 2021. Pțis the quarterly price of dolls, and D1, D2, and D3tare dummy variables for quarters /, II, and III, respectively. PT R-SQUARE 36 0.9078 DEPENDENT VARIABLE: F-RATIO P-VALUE ON F OBSERVATIONS: 76.34 0.0001 PARAMETER STANDARD VARIABLE ESTIMATE ERROR T-RATIO P-VALUE INTERCEPT 24.0 6.20 3.87 0.0005 0.8 0.240 3.33 0.0022 D1 -8.0 2.60 -3.08 0.0043 D2 -6.0 1.80 -3.33 0.0022 D3 -4.0 0.60 -6.67 0.0০01 At the 2 percent level of statistical significance, is there a statistically significant trend in the price of dolls? Multiple Choice Yes, because 0.0022 < 0.02. No, because 0.0022 > 0.02. Yes, because 0.800 > 0.02.
The manufacturer of Beanie Baby dolls used quarterly price data for 2012/- 2020/ (t 1, ., 36) and the regression equation Pt = a + bt + C1D1+C2D2 + C3D31 to forecast doll prices in the year 2021. Pțis the quarterly price of dolls, and D1, D2, and D3tare dummy variables for quarters /, II, and III, respectively. PT R-SQUARE 36 0.9078 DEPENDENT VARIABLE: F-RATIO P-VALUE ON F OBSERVATIONS: 76.34 0.0001 PARAMETER STANDARD VARIABLE ESTIMATE ERROR T-RATIO P-VALUE INTERCEPT 24.0 6.20 3.87 0.0005 0.8 0.240 3.33 0.0022 D1 -8.0 2.60 -3.08 0.0043 D2 -6.0 1.80 -3.33 0.0022 D3 -4.0 0.60 -6.67 0.0০01 At the 2 percent level of statistical significance, is there a statistically significant trend in the price of dolls? Multiple Choice Yes, because 0.0022 < 0.02. No, because 0.0022 > 0.02. Yes, because 0.800 > 0.02.
MATLAB: An Introduction with Applications
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Question
![The manufacturer of Beanie Baby dolls used quarterly price data for 2012/- 2020/V (t = 1, ., 36) and the regression equation
Pt =a + bt + c1D1t +c2D2t + C3D31
to forecast doll prices in the year 2021. Pțis the quarterly price of dolls, and D1t D2, and D3tare dummy variables for quarters I, II, and III, respectively.
DEPENDENT VARIABLE:
PT
R-SQUARE
F-RATIO
P-VALUE ON F
76.34
STANDARD
OBSERVATIONS:
36 0.9078
0.0001
PARAMETER
VARIABLE
ESTIMATE
ERROR
T-RATIO P-VALUE
INTERCEPT
24.0
6.20
3.87
0.0005
T
0.8
0.240
3.33
0.0022
D1
-8.0
2.60
-3.08
0.0043
D2
-6.0
1.80
-3.33
0.0022
D3
-4.0
0.60
-6.67
0.0001
At the 2 percent level of statistical significance, is there a statistically significant trend in the price of dolls?
Multiple Choice
Yes, because 0.0022 < 0.02.
No, because 0.0022 > 0.02.
Yes, because 0.800 > 0.02.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc38e36af-269e-429c-9988-b030867440cd%2F3a8241f8-47a8-415a-9092-6cde4cb7cd49%2Flgvqn8_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The manufacturer of Beanie Baby dolls used quarterly price data for 2012/- 2020/V (t = 1, ., 36) and the regression equation
Pt =a + bt + c1D1t +c2D2t + C3D31
to forecast doll prices in the year 2021. Pțis the quarterly price of dolls, and D1t D2, and D3tare dummy variables for quarters I, II, and III, respectively.
DEPENDENT VARIABLE:
PT
R-SQUARE
F-RATIO
P-VALUE ON F
76.34
STANDARD
OBSERVATIONS:
36 0.9078
0.0001
PARAMETER
VARIABLE
ESTIMATE
ERROR
T-RATIO P-VALUE
INTERCEPT
24.0
6.20
3.87
0.0005
T
0.8
0.240
3.33
0.0022
D1
-8.0
2.60
-3.08
0.0043
D2
-6.0
1.80
-3.33
0.0022
D3
-4.0
0.60
-6.67
0.0001
At the 2 percent level of statistical significance, is there a statistically significant trend in the price of dolls?
Multiple Choice
Yes, because 0.0022 < 0.02.
No, because 0.0022 > 0.02.
Yes, because 0.800 > 0.02.
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