document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=136689>Question 136689</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/9780072966930/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Why is population shape of concern when estimating a mean? What does sample size have to do<BR>\n" );
document.write( "with it? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #100080 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=100080\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Why is population shape of concern when estimating a mean? What does sample size have to do with it?<BR>\n" );
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document.write( "The central limit theorem applies to populations that are normaly distributed,<BR>\n" );
document.write( "i.e. have a bell-shaped distribution look.<BR>\n" );
document.write( "You take a sample and draw a conclusion about the population mean based<BR>\n" );
document.write( "on the central limit theorem.<BR>\n" );
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document.write( "As the sample size increases sqrt(n) increases to s/sqrt(n) becomes<BR>\n" );
document.write( "smaller and you get a better estimate of the population mean.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );