document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1112458>Question 1112458</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The number of people that eat in a local restaurant is given in the following distribution.<BR>\n" );
document.write( "X	24	36	48	60	72	84	96	108<BR>\n" );
document.write( "P(X)	0.05	0.27	0.09	0.20	0.17	0.03	0.14	0.05<BR>\n" );
document.write( "Find the standard deviation. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #727500 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52781)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=727500\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "Learn the formula for the standard deviation and use it.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Or, even better, find online free of charge calculator.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Why the tutors should make these mechanical calculations for you ?\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "-------------<BR>\n" );
document.write( "<U>Comment from student</U>: umm lol this is a statistics problem from the college level. It is indeed from a textbook <BR>\n" );
document.write( "as well on an elementary statistics test. thanks for the help.<BR>\n" );
document.write( "-------------\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<U>My response</U>.  I got this message in response to my solution.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "I am not sure if this message came from you.  If it is not from you, then ignore what follows.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "    We, the tutors, are in this forum not for doing calculations for students.\r\n" );
document.write( "\r\n" );
document.write( "    We are here to teach them to solve their problem.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    Mechanical calculations (as in this case) is not our function.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    For it, it is really better for you EITHER make them on your own,\r\n" );
document.write( "\r\n" );
document.write( "    OR to find an appropriate free of charge Internet online solver.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    For example, \r\n" );
document.write( "\r\n" );
document.write( "         http://www.calculator.net/standard-deviation-calculator.html\r\n" );
document.write( "\r\n" );
document.write( "         http://www.alcula.com/calculators/statistics/standard-deviation/\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "     I am sure, it is the BEST advise which you can get.\r\n" );
document.write( "</PRE>\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "And the last note for the future.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "In average/regular day I respond 10-20-30 problems in this forum.\r\n" );
document.write( "\r\n" );
document.write( "Therefore, if you want communicate with me productively, use the problem's ID number, referring to it.   THANKS.\r\n" );
document.write( "</PRE>\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );