document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1175014>Question 1175014</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 3. Assume that a sample is used to estimate a population mean  <BR>\n" );
document.write( "μ Find the 99% confidence interval for a sample of size 1040 with a mean of 69.3 and a standard deviation of 8.9. Enter your answer as a tri-linear inequality accurate to one decimal place (because the sample statistics are reported accurate to one decimal place).\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #800788 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=800788\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> the half-interval is t 0.995,df=1039*s/sqrt(n)=2.581*8.9/sqrt(1040)=0.71 or 0.7<BR>\n" );
document.write( "68.6 < x < 70.0 </SPAN>\n" );
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