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A consumer index is listed for years 2008 to 2015 in the table below. Complete parts (a) through (d) D Year 2008 Index 2009 2010 2011 57 87 40 64 (a) Plot the data with x=8 corresponding to the year 2008 120 70- 10 13 OB. AY 120- 70- 2012 63 10 2013 57 2014 2015 84 106 Ay 120- 70- 20- 10 (b) Use quartic regression to find a fourth-order polynomial function f(x) that models these data *x)=0x²+x²³+0+0+0 (Round to three decimal places as needed) 13 20 Ay 126- 70- ww Q 200

A consumer index is listed for years 2008 to 2015 in the table below. Complete parts (a) through (d) D Year 2008 Index 2009 2010 2011 57 87 40 64 (a) Plot the data with x=8 corresponding to the year 2008 120 70- 10 13 OB. AY 120- 70- 2012 63 10 2013 57 2014 2015 84 106 Ay 120- 70- 20- 10 (b) Use quartic regression to find a fourth-order polynomial function f(x) that models these data *x)=0x²+x²³+0+0+0 (Round to three decimal places as needed) 13 20 Ay 126- 70- ww Q 200

Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter4: Graphing And Inverse Functions
Section: Chapter Questions
Problem 1GP
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A consumer index is listed for years 2008 to 2015 in the table below. Complete parts (a) through (d) Year 2011 2014 2015 2008 87 2009 2010 57 Index 40 64 84 106 (a) Plot the data with x=8 corresponding to the year 2008 on on OA con AY 120 70- 20- 10 13 89 2 B. AY 120- 70- 20- 2012 63 9669 10 13 2013 57 16 Q Q 23 Ay 120 70- 20 T 10 (b) Use quartic regression to find a fourth-order polynomial function f(x) that models these data *(x)= x¹ + x² + (Round to three decimal places as needed) x²+x+O (+ 13 23 D. Ay 120- ++++|||| 70- ||||||| Hot |||||| |||||| 600. 10 13 o OU
Transcribed Image Text:A consumer index is listed for years 2008 to 2015 in the table below. Complete parts (a) through (d) Year 2011 2014 2015 2008 87 2009 2010 57 Index 40 64 84 106 (a) Plot the data with x=8 corresponding to the year 2008 on on OA con AY 120 70- 20- 10 13 89 2 B. AY 120- 70- 20- 2012 63 9669 10 13 2013 57 16 Q Q 23 Ay 120 70- 20 T 10 (b) Use quartic regression to find a fourth-order polynomial function f(x) that models these data *(x)= x¹ + x² + (Round to three decimal places as needed) x²+x+O (+ 13 23 D. Ay 120- ++++|||| 70- ||||||| Hot |||||| |||||| 600. 10 13 o OU
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