document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=32371>Question 32371</A>: <I><SPAN STYLE=\"word-break: break-all;\"> This problem has to do with permutations:Let n = 9<BR>\n" );
document.write( "sigma = (2 3 7 5 6)  and   mu = (1 8 9 4)<BR>\n" );
document.write( "1. Compute sigma of mu and mu of sigma<BR>\n" );
document.write( "2. Compute sigma-squared and sigma-cubed. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #18876 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=18876\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1.sigma of mu means \"the standard deviation of 1,8,9,4\" = 3.2<BR>\n" );
document.write( " mu of sigma means \" the mean of 2,3,7,5.6\" = 4.6<BR>\n" );
document.write( "2. sigma-squared and sigma-cubed<BR>\n" );
document.write( "This is a confusing question as we can't tell which <BR>\n" );
document.write( "standard deviation is meant.<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );