document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1201422>Question 1201422</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The following information  was obtained from a survey of insurance companies about the number of claims put in by drivers in the first five years of getting their licence.<BR>\n" );
document.write( "6,2,2,1,6,1,8,5,6,4,2,4,4,5,8,8\r<BR>\n" );
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document.write( "Find the standard Deviation?\r<BR>\n" );
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document.write( "I am not sure whether to use sample standard deviation or population 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 #835786 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=835786\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> good question.<BR>\n" );
document.write( "it's not clear from the problem statement.<BR>\n" );
document.write( "you're left to guessing which is the right one.<BR>\n" );
document.write( "a suervy could have been sent to all the insurance companies, or just a subset of all the insurance companies.<BR>\n" );
document.write( "assuming your population is the insurance companies that were surveyed, then use the population standard deviation.<BR>\n" );
document.write( "it's 50-50, but i would go with that.\r<BR>\n" );
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