document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=753184>Question 753184</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I got 15.7 for A, but am not sure how to figure out B and need some assistance please and thank you\r<BR>\n" );
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document.write( "Sherds of clay vessels were put together to reconstruct rim diameters of the original ceramic vessels at the Wind Mountain archaeological siteā€ . A random sample of ceramic vessels gave the following rim diameters (in centimeters).\r<BR>\n" );
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document.write( "15.9 13.4 22.1 12.7 13.1 19.6 11.7 13.5 17.7 18.1\r<BR>\n" );
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document.write( "(a) Use a calculator with mean and sample standard deviation keys to verify that  x=15.8cm  and s=3.5cm \r<BR>\n" );
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document.write( "(b) Compute a 80% confidence interval for the population mean ? of rim diameters for such ceramic vessels found at the Wind Mountain archaeological site.\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 #458252 by </B><A HREF=/tutors/aboutme.mpl?userid=reviewermath><B>reviewermath(1029)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=reviewermath><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=reviewermath><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=458252\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Q:<BR>\n" );
document.write( "Sherds of clay vessels were put together to reconstruct rim diameters of the original ceramic vessels at the Wind Mountain archaeological siteā€ . A random sample of ceramic vessels gave the following rim diameters (in centimeters).<BR>\n" );
document.write( "15.9 13.4 22.1 12.7 13.1 19.6 11.7 13.5 17.7 18.1<BR>\n" );
document.write( "(a) Use a calculator with mean and sample standard deviation keys to verify that x=15.8cm and s=3.5cm<BR>\n" );
document.write( "(b) Compute a 80% confidence interval for the population mean ? of rim diameters for such ceramic vessels found at the Wind Mountain archaeological site. <BR>\n" );
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document.write( "A:<BR>\n" );
document.write( "a) x&#x0304 = 15.78 and s = 3.460828<BR>\n" );
document.write( "b) (14.2664, 17.2936) </SPAN>\n" );
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