document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1011303>Question 1011303</A>: <I><SPAN STYLE=\"word-break: break-all;\">  The following are the scores of 15 students obtained in<BR>\n" );
document.write( "the midterm and final examinations in a course in<BR>\n" );
document.write( "probability and statistics \r<BR>\n" );
document.write( "\n" );
document.write( "Midterm<BR>\n" );
document.write( "Exam, x 70 50 80 75 90 85 60 80 65 30 85 80 70 65 40<BR>\n" );
document.write( "Final<BR>\n" );
document.write( "Exam, y 85 60 75 80 90 75 50 75 75 50 75 90 65 55 60<BR>\n" );
document.write( "(i) Find the equation of the least square line to fit these<BR>\n" );
document.write( "data,<BR>\n" );
document.write( "(ii) Estimate the final examination scores of a student<BR>\n" );
document.write( "who received a score of 74 in the midterm<BR>\n" );
document.write( "examination.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #627022 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=627022\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Using the calculator<BR>\n" );
document.write( "y=0.5896x+30.34<BR>\n" );
document.write( "When x=74, y=74.00 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );