document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=198408>Question 198408</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Is this sample of 25 exam scores inconsistent with the hypothesis that the true variance is 64 (i.e. &#963; = 8)? Use the 5 percent level of significance in a two-sided test. Show all steps, including the hypotheses and critical values from Appendix E. Exams<BR>\n" );
document.write( "80 79 69 71 74<BR>\n" );
document.write( "73 77 75 65 52<BR>\n" );
document.write( "81 84 84 79 70<BR>\n" );
document.write( "78 62 77 68 77<BR>\n" );
document.write( "88 70 75 85 84<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 #149002 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=149002\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A worked example of this problem (with different data) can be<BR>\n" );
document.write( "found in your text on page 384, Section 9.6 \"Tests for one <BR>\n" );
document.write( "Variance\".<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );