document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=208701>Question 208701</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/9780073272962/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> There are three hospitals in the Tulsa, Oklahoma, area. The following data show the number								<BR>\n" );
document.write( "of outpatient surgeries performed at each hospital last week. At the .05 significance level,								<BR>\n" );
document.write( "can we conclude there is a difference in the mean number of surgeries performed by hospital								<BR>\n" );
document.write( "or by day of the week?								\r<BR>\n" );
document.write( "\n" );
document.write( "	Number of Surgeries Performed		<BR>\n" );
document.write( "Day	St. Luke's	St. Vincent	Mercy<BR>\n" );
document.write( "Monday	  14	18	24<BR>\n" );
document.write( "Tuesday	  20	24	14<BR>\n" );
document.write( "Wednesday 16	22	14<BR>\n" );
document.write( "Thursday  18	20	22<BR>\n" );
document.write( "Friday	  20	28	24<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #157885 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=157885\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> There are three hospitals in the Tulsa, Oklahoma, area. The following data show the number <BR>\n" );
document.write( "of outpatient surgeries performed at each hospital last week. At the .05 significance level, <BR>\n" );
document.write( "can we conclude there is a difference in the mean number of surgeries performed by hospital <BR>\n" );
document.write( "or by day of the week? <BR>\n" );
document.write( "Number of Surgeries Performed <BR>\n" );
document.write( "Day St. Luke's St. Vincent Mercy<BR>\n" );
document.write( "Monday 14 18 24<BR>\n" );
document.write( "Tuesday 20 24 14<BR>\n" );
document.write( "Wednesday 16 22 14<BR>\n" );
document.write( "Thursday 18 20 22<BR>\n" );
document.write( "Friday 20 28 24<BR>\n" );
document.write( "--------------------------<BR>\n" );
document.write( "I entered the data in 3 lists, then ran ANOVA against the data.<BR>\n" );
document.write( "Ho: The means are equal<BR>\n" );
document.write( "Ha: At least one is not<BR>\n" );
document.write( "----<BR>\n" );
document.write( "test statistic: F = 1.802<BR>\n" );
document.write( "p-value: 0.2069<BR>\n" );
document.write( "-----------------------<BR>\n" );
document.write( "Since the p-value is greater than 5%, do not reject Ho.<BR>\n" );
document.write( "===========================================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );