document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1083445>Question 1083445</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find mean, median of the following data<BR>\n" );
document.write( "CI      f<BR>\n" );
document.write( "20-24	8<BR>\n" );
document.write( "25-29	16<BR>\n" );
document.write( "30-34	20<BR>\n" );
document.write( "35-39	18<BR>\n" );
document.write( "40-44	10<BR>\n" );
document.write( "45-49	7<BR>\n" );
document.write( "50-54	3<BR>\n" );
document.write( "55-59	2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #697631 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=697631\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> the mean is the midpoint of each range multiplied by the number and all added<BR>\n" );
document.write( "22.5*8=176, because it is 20-24.99<BR>\n" );
document.write( "27.5*16=440<BR>\n" );
document.write( "32.5*20=650<BR>\n" );
document.write( "37.5*18=675<BR>\n" );
document.write( "42.5*10=425<BR>\n" );
document.write( "47.5*7=332.5<BR>\n" );
document.write( "52.5*3=156.75<BR>\n" );
document.write( "57.5*2=115<BR>\n" );
document.write( "sum is 2970.25<BR>\n" );
document.write( "divide by n=84<BR>\n" );
document.write( "mean=35.36<BR>\n" );
document.write( "median is midway between 42nd and 43rd value and is 32.5, since it is all within the 30-34.9 range. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );