document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=480777>Question 480777</A>: <I><SPAN STYLE=\"word-break: break-all;\"> You are given the sample mean and the sample standard deviation. Use this information to sonstruct the 90% and 95% confidence intervals for the population mean.  Which interval is wider?  If convenient, use technology to construct the confidence intervals.\r<BR>\n" );
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document.write( "A random sample of 40 eight- ounce servings of different juice drinks has a mean of 99.1 calories and a <BR>\n" );
document.write( "Atandard deviation of 48.5 calories.<BR>\n" );
document.write( "The 90% confidence interval is (__,__). (round to one decimal place as needed.)<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 #329196 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=329196\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You are given the sample mean and the sample standard deviation. Use this information to construct the 90% and 95% confidence intervals for the population mean. Which interval is wider?<BR>\n" );
document.write( "Answer: The 90% is smaller than the 95%<BR>\n" );
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document.write( "If convenient, use technology to construct the confidence intervals. <BR>\n" );
document.write( "A random sample of 40 eight-ounce servings of different juice drinks has a mean of 99.1 calories and a standard deviation of 48.5 calories.<BR>\n" );
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document.write( "The 90% confidence interval is (86.2,112.0). (round to one decimal place as needed.)<BR>\n" );
document.write( "The 95% confidence interval is (83.6,114.6)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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