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Unformatted text preview: ..by pressing ENTER. You can then highlight any of the options you would like. Now press ZOOM and select 9: ZoomStat. You will have a plot of the original data points and the least squares line. Example 2: A manufacturer of electric motors, submitted the accompanying data. The table shows the net sales (in millions of dollars) during a 5 year period: Year Net Sales 1999 426 2000 437 2001 460 2002 473 2003 477 a) Determine the equation of the leastsquares line for these data. (Let x represent the number of years since 1999.) b) Draw a scatter diagram and the leastsquares line for these data. c) Use the result obtained in part (a) to predict the net sales for 2010. d) When will the net sales reach $500 million? Section 1.5 Highly Suggested Homework Problems: 3, 7, 11 10...
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 Fall '08
 JillZarestky

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