The accompanying data represent the yearly amount of solar power installed (in megawatts) in a particular area from 2000 through 2008. The trend forecasting equatic below were found, where X is the number of years after 2000. Complete parts (a) through (d) below. Y-11.578+28.7000X, Y₁ = 19.29 +2.241X; +3.3074X Click the icon to view the data table. a. Compute the standard error of the estimate (Syx) for each model. Linear Syx (Round to three decimal places as needed.) b. Compute the MAD for each model. Linear Quadratic The model with the Quadratic C MAD (Round to three decimal places as needed.) c. On the basis of (a) and (b) and the principle of parsimony, which forecasting model would you select? values of Syx and MAD should be used, which is the model. Yearly Amount of Solar Power Installed Year 2000 2001 2002 2003 2004 2005 2006 2007 2008 Print Amount (megawatts) 15 24 41 66 86 100 138 210 249 D Done
The accompanying data represent the yearly amount of solar power installed (in megawatts) in a particular area from 2000 through 2008. The trend forecasting equatic below were found, where X is the number of years after 2000. Complete parts (a) through (d) below. Y-11.578+28.7000X, Y₁ = 19.29 +2.241X; +3.3074X Click the icon to view the data table. a. Compute the standard error of the estimate (Syx) for each model. Linear Syx (Round to three decimal places as needed.) b. Compute the MAD for each model. Linear Quadratic The model with the Quadratic C MAD (Round to three decimal places as needed.) c. On the basis of (a) and (b) and the principle of parsimony, which forecasting model would you select? values of Syx and MAD should be used, which is the model. Yearly Amount of Solar Power Installed Year 2000 2001 2002 2003 2004 2005 2006 2007 2008 Print Amount (megawatts) 15 24 41 66 86 100 138 210 249 D Done
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 data represent the yearly amount of solar power installed (in megawatts) in a particular area from 2000 through 2008. The trend forecasting equations
below were found, where X is the number of years after 2000. Complete parts (a) through (d) below.
Y = -11.578 +28.7000X
Y₁ = 19.29 +2.241X; +3.3074X
Click the icon to view the data table.
a. Compute the standard error of the estimate (Syx) for each model.
Linear
Syx
(Round to three decimal places as needed.)
b. Compute the MAD for each model.
Linear
Quadratic
The model with the
Quadratic
...
MAD
(Round to three decimal places as needed.)
c. On the basis of (a) and (b) and the principle of parsimony, which forecasting model would you select?
✓values of Syx and MAD should be used, which is the
model.
Yearly Amount of Solar
Power Installed
Year
2000
2001
2002
2003
2004
2005
2006
2007
2008
Print
Amount
(megawatts)
15
24
41
66
86
100
138
210
249
D
Done
Expert Solution

This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step 1: Given information
VIEWStep 2: Calculate standard error and MAD for linear model
VIEWStep 3: Calculate standard error and MAD for quadratic model
VIEWStep 4: Determine the standard estimate for both model
VIEWStep 5: Determine mean absolute deviation
VIEWStep 6: Determine which model should prefer
VIEWSolution
VIEWStep by step
Solved in 7 steps with 41 images

Recommended textbooks for you

MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc

Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning

MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc

Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning

Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON

The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman

Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman