document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=470150>Question 470150</A>: <I><SPAN STYLE=\"word-break: break-all;\"> determination.  What does this tell you About the explained variation of the data about the regression line?   About the unexplained variation?<BR>\n" );
document.write( "r=0.713<BR>\n" );
document.write( "Calculate the coefficient of determination.<BR>\n" );
document.write( "______  (round to the three decimal places as needed.)\r<BR>\n" );
document.write( "\n" );
document.write( "What does this tell you about the explained variation of the data about the regression line?<BR>\n" );
document.write( "__% of the variation can be explained by the regression line.<BR>\n" );
document.write( "(round to one decimal place as needed.)\r<BR>\n" );
document.write( "\n" );
document.write( "___%of the variation is unexplained and is due to other factors or to sampling error.<BR>\n" );
document.write( "(round to one decimal place as needed.)\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #322506 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=322506\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> r=0.713<BR>\n" );
document.write( "Calculate the coefficient of determination.<BR>\n" );
document.write( "R^2 = 0.508_ (round to the three decimal places as needed.)<BR>\n" );
document.write( "-------------------------- <BR>\n" );
document.write( "What does this tell you about the explained variation of the data about the regression line?<BR>\n" );
document.write( "50.8% of the variation can be explained by the regression line.<BR>\n" );
document.write( "(round to one decimal place as needed.) <BR>\n" );
document.write( "49.2%of the variation is unexplained and is due to other factors or to sampling error.<BR>\n" );
document.write( "(round to one decimal place as needed.)<BR>\n" );
document.write( "=================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "================= \r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );