document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=56326>Question 56326</A>: <I><SPAN STYLE=\"word-break: break-all;\"> These data represent the population of a certain city.<BR>\n" );
document.write( "Year	     Population (in thousands)<BR>\n" );
document.write( "1950		     18<BR>\n" );
document.write( "1960		     23<BR>\n" );
document.write( "1970		     29<BR>\n" );
document.write( "1980		     32<BR>\n" );
document.write( "1990		     38<BR>\n" );
document.write( "2000		     42		      	<BR>\n" );
document.write( "	<BR>\n" );
document.write( "(a)  Draw a line graph for the data.<BR>\n" );
document.write( "(b)  Use the line graph to predict the population in the year 2010<BR>\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 #38199 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=38199\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1970 29<BR>\n" );
document.write( "1980 32<BR>\n" );
document.write( "1990 38<BR>\n" );
document.write( "2000 42 \r<BR>\n" );
document.write( "\n" );
document.write( "(a) Draw a line graph for the data.<BR>\n" );
document.write( "(b) Use the line graph to predict the population in the year 2010\r<BR>\n" );
document.write( "\n" );
document.write( "--------------<BR>\n" );
document.write( "Plot the points (80,32) (90.38) (100,42)<BR>\n" );
document.write( "Draw a line thru them.<BR>\n" );
document.write( "Notice that the y-value increases 6 for each<BR>\n" );
document.write( "x-value increase of 10.<BR>\n" );
document.write( "Predict the y-value over the x-value of 110.<BR>\n" );
document.write( "It should be 48.<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );