document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=321275>Question 321275</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The ages (in years) of seven people and the number of days they spent recovering in the hospital after surgery are given in the following table.\r<BR>\n" );
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document.write( " Age, x 12 21 38 44 59 63 70 <BR>\n" );
document.write( "Days in Hospital, y 4 6 7 5 9 11 12 \r<BR>\n" );
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document.write( " Make a conclusion about the type of correlation.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #230125 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=230125\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I ran all the regression functions on a TI-84<BR>\n" );
document.write( "and examined the \"r\" values for each.<BR>\n" );
document.write( "The highest r-value came with the Quartic Regression.<BR>\n" );
document.write( "r = 0.9724<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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