document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1004008>Question 1004008</A>: <I><SPAN STYLE=\"word-break: break-all;\"> population standard deviation (sigma) = 17.94677<BR>\n" );
document.write( "What is the sample standard deviation, s? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #620560 by </B><A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><B>Edwin McCravy(20086)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><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=Edwin+McCravy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=620560\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> There is no one sample, no one sample mean x-bar, and no one sample standard<BR>\n" );
document.write( "deviation s. Different people would get different samples from the same<BR>\n" );
document.write( "population. They would get different sample means and different sample<BR>\n" );
document.write( "standard deviations.  So it all depends on the sample.  You find the mean,<BR>\n" );
document.write( "then find the difference between each one and the mean, square these <BR>\n" );
document.write( "differences, add them, divide by one less than the number in the sample<BR>\n" );
document.write( "and take the square root.  Realize that there are many many possible<BR>\n" );
document.write( "samples from a given population, and therefore many many different values<BR>\n" );
document.write( "for s. <BR>\n" );
document.write( " <BR>\n" );
document.write( "     </SPAN>\n" );
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