document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=242739>Question 242739</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A local paper reports that the average number of representatives per night at a local hotel is 500.  Using alpha = .01 is this claim realistic?  Use the given hotels reservations listed below:  713   300  292  311  598  401  618 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #177694 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=177694\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A local paper reports that the average number of representatives per night at a local hotel is 500. Using alpha = .01 is this claim realistic? Use the given hotels reservations listed below: 713 300 292 311 598 401 618<BR>\n" );
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document.write( "Ho: u = 500<BR>\n" );
document.write( "H1: u is not 500<BR>\n" );
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document.write( "sample mean = 240.5 ; sample std = 120.59<BR>\n" );
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document.write( "CV for 2-tail test, alpha = 1%, df = 6: t = -3.707<BR>\n" );
document.write( "TS: t(240.5) = (240.5-500)/[120.59/sqrt(7)] = -5.693<BR>\n" );
document.write( "Since the ts is in the reject interval, reject Ho.<BR>\n" );
document.write( "Looks like the average number is lower than 500.<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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