U.S. Civilian Labor Force (thousands) Year Labor Force   Year Labor Force 2007 153,918   2012 155,628 2008 154,655   2013 155,151 2009 153,111   2014 156,238 2010 153,650   2015 157,957 2011 153,995   2016 159,640        Click here for the Excel Data File (a) Make a line graph of the U.S. civilian labor force data.     Line Graph A Line Graph B Line Graph C Line Graph D                   Line Graph A Line Graph B Line Graph C Line Graph D (b) Describe the trend (if any) and discuss possible causes.   Trend is   (Click to select)   positive   negative  . There seems to be an   (Click to select)   increase   decrease  in the rate of growth over the past few years.   (c) Fit three trend models: linear, exponential, and quadratic. Which model would offer the most believable forecasts? (You may select more than one answer. Click the box with a check mark for the correct answer and double click to empty the box for the wrong answer.)   Linearchecked Quadraticunchecked Exponentialchecked   (d) Make forecasts using the following fitted trend models for years 2017-2019. (Round your answers to the nearest whole number.)     t Linear Quadratic Exponential 11       12       13

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U.S. Civilian Labor Force (thousands)
Year Labor Force   Year Labor Force
2007 153,918   2012 155,628
2008 154,655   2013 155,151
2009 153,111   2014 156,238
2010 153,650   2015 157,957
2011 153,995   2016 159,640
 

 

 

 Click here for the Excel Data File

(a) Make a line graph of the U.S. civilian labor force data.
 

 

Line Graph A Line Graph B Line Graph C Line Graph D
       
       

 

  • Line Graph A
  • Line Graph B
  • Line Graph C
  • Line Graph D



(b) Describe the trend (if any) and discuss possible causes.
 
Trend is   (Click to select)   positive   negative  . There seems to be an   (Click to select)   increase   decrease  in the rate of growth over the past few years.
 
(c) Fit three trend models: linear, exponential, and quadratic. Which model would offer the most believable forecasts? (You may select more than one answer. Click the box with a check mark for the correct answer and double click to empty the box for the wrong answer.)
 

  • Linearchecked
  • Quadraticunchecked
  • Exponentialchecked


 
(d)
 Make forecasts using the following fitted trend models for years 2017-2019. (Round your answers to the nearest whole number.)
 

 

t Linear Quadratic Exponential
11      
12      
13      
 
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