document.write( "Question 868090: I am lost on this question. Thanks for all of your help!\r \n" );
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document.write( "Company A is a microcomputer producer. The following data represents Company A’s yearly sales volume and its advertising expenditures over a period of 8 years. Sales in millions of dollars and advertising is in $10,000. \r \n" );
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document.write( "1993 15 32 \n" );
document.write( "1994 16 33 \n" );
document.write( "1995 18 35 \n" );
document.write( "1996 17 34 \n" );
document.write( "1997 16 36 \n" );
document.write( "1998 16 36 \n" );
document.write( "1999 19 39 \n" );
document.write( "2000 24 42 \r \n" );
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document.write( "Using the method of least squares, what is the estimated regression line between sales and adverting, and the predicted sales in dollars, with an advertising expenditure of $400K actual dollars as scaled to 40. \r \n" );
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document.write( "a. Sales=-10.4211 =.7895 Advertising: Sales $315,790 \n" );
document.write( "b. Advertising= 16.7143 + 1.0714 Sales: Sales $59.57 Million \n" );
document.write( "c. Sales=.7895 + 10.421 Advertising: Sales $416.63 Million \n" );
document.write( "d. Sales= -10.4211 + .7895 Advertising: Sales= $21.16 Million \n" );
document.write( "e. None of the Above \n" );
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