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Suppose the following data shows a company's annual revenue from 2008 (period 1) to 2017 (period 10) in billions of dollars. Annual Revenue ($ billions) Year Period O 2008 2009 2010 2011 2012 2013 2014 2015 2016 120- 100- 1 80 60+ 40 2 20 3 4 5 6 2017 10 (a) Construct a time-series plot. 7 8 9 Annual Revenue ($ billions) $20.80 $22.65 $28.32 $37.91 $50.18 $54.50 $66.00 $73.99 $90.27 $110.86 0 0 1 2 3 4 5 5 6 7 8 9 10 11 Period. What type of pattern exists? O The time series plot shows a horizontal pattern. The time series plot indicates curvature in the data. O The time series plot indicates a linear pattern. O The time series plot shows a cyclical pattern. Annual Revenue ($ billions) 120- 100- 80 60 40- 20 0 0 1 2 3 4 5 6 7 8 9 10 11 Period (b) Develop a quadratic trend equation. (Round your numerical values to four decimal places.) T-17.4410+2.0753r+0.6933² Annual Revenue ($ billions) 120T 100+ 80+ 60 40 20 0 0 1 2 3 4 5 6 7 8 9 10 11 Period. Annual Revenue ($ billions) O 120 T 100+ 80 89 90° 60 40 20 0 1 2 3 4 5 6 7 8 9 10 Period

Suppose the following data shows a company's annual revenue from 2008 (period 1) to 2017 (period 10) in billions of dollars. Annual Revenue ($ billions) Year Period O 2008 2009 2010 2011 2012 2013 2014 2015 2016 120- 100- 1 80 60+ 40 2 20 3 4 5 6 2017 10 (a) Construct a time-series plot. 7 8 9 Annual Revenue ($ billions) $20.80 $22.65 $28.32 $37.91 $50.18 $54.50 $66.00 $73.99 $90.27 $110.86 0 0 1 2 3 4 5 5 6 7 8 9 10 11 Period. What type of pattern exists? O The time series plot shows a horizontal pattern. The time series plot indicates curvature in the data. O The time series plot indicates a linear pattern. O The time series plot shows a cyclical pattern. Annual Revenue ($ billions) 120- 100- 80 60 40- 20 0 0 1 2 3 4 5 6 7 8 9 10 11 Period (b) Develop a quadratic trend equation. (Round your numerical values to four decimal places.) T-17.4410+2.0753r+0.6933² Annual Revenue ($ billions) 120T 100+ 80+ 60 40 20 0 0 1 2 3 4 5 6 7 8 9 10 11 Period. Annual Revenue ($ billions) O 120 T 100+ 80 89 90° 60 40 20 0 1 2 3 4 5 6 7 8 9 10 Period

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Suppose the following data shows a company's annual revenue from 2008 (period 1) to 2017 (period 10) in billions of dollars. Annual Revenue ($ billions) Year Period Annual Revenue ($ billions) 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 120 100 80 60 40 20 0 1 0 2 (a) Construct a time-series plot. 3 4 5 6 7 8 9 10 1 2 3 4 $20.80 $22.65 $28.32 $37.91 $50.18 $54.50 $66.00 $73.99 $90.27 $110.86 5 Period 6 7 8 9 10 11 What type of pattern exists? O The time series plot shows a horizontal pattern. The time series plot indicates curvature in the data. O The time series plot indicates a linear pattern. O The time series plot shows a cyclical pattern. 2 T= 17.4410+ 2.0753t+ 0.6933+² T: ☹ X Annual Revenue ($ billions) 120 T 100+ 80- 60- 40+ 20+ 0+ 0 1 2 3 4 (b) Develop a quadratic trend equation. (Round your numerical values to four decimal places.) 5 Period 6 7 8 9 10 11 120 100 80- 60 40 20 0 01 2 3 4 6 7 8 9 10 11 5 Period O ✓ 120 T 100 80 60 40 20 0 0 1 2 3 4 5 6 7 8 9 10 11 Period Ⓡ
Transcribed Image Text:Suppose the following data shows a company's annual revenue from 2008 (period 1) to 2017 (period 10) in billions of dollars. Annual Revenue ($ billions) Year Period Annual Revenue ($ billions) 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 120 100 80 60 40 20 0 1 0 2 (a) Construct a time-series plot. 3 4 5 6 7 8 9 10 1 2 3 4 $20.80 $22.65 $28.32 $37.91 $50.18 $54.50 $66.00 $73.99 $90.27 $110.86 5 Period 6 7 8 9 10 11 What type of pattern exists? O The time series plot shows a horizontal pattern. The time series plot indicates curvature in the data. O The time series plot indicates a linear pattern. O The time series plot shows a cyclical pattern. 2 T= 17.4410+ 2.0753t+ 0.6933+² T: ☹ X Annual Revenue ($ billions) 120 T 100+ 80- 60- 40+ 20+ 0+ 0 1 2 3 4 (b) Develop a quadratic trend equation. (Round your numerical values to four decimal places.) 5 Period 6 7 8 9 10 11 120 100 80- 60 40 20 0 01 2 3 4 6 7 8 9 10 11 5 Period O ✓ 120 T 100 80 60 40 20 0 0 1 2 3 4 5 6 7 8 9 10 11 Period Ⓡ
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