document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1163704>Question 1163704</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The data in the chart show the cost of tuition at a state university for the years​ 1997-2001. Fit a regression line to the​ data, where x is the number of years after 1997. Then find the coefficient of correlation.​ Finally, use the regression line to predict the cost of tuition in ​2006, ​2009, and 2012 .\r<BR>\n" );
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document.write( "Year X           tuition Y<BR>\n" );
document.write( "0. 1997           9753<BR>\n" );
document.write( "1. 1998           10,199<BR>\n" );
document.write( "2. 1999           10,970<BR>\n" );
document.write( "3. 2000           11,533<BR>\n" );
document.write( "4. 2001           12,049 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #788958 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=788958\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> letting 0=1997,<BR>\n" );
document.write( "y=592.6x+9123<BR>\n" );
document.write( "r^2=0.994 <BR>\n" );
document.write( "r, the coefficient of correlation, is 0.997<BR>\n" );
document.write( "in 2006, x=9 so tuition is 592.6*9+9123=$14,456<BR>\n" );
document.write( "2009, x=12 so $16,234<BR>\n" );
document.write( "2012 x=15 so $18,012 </SPAN>\n" );
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