document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=144489>Question 144489</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Scrap Per Thousand Units<BR>\n" );
document.write( "Plant A Plant B Plant C<BR>\n" );
document.write( "        11.4 11.1 10.2<BR>\n" );
document.write( "        12.5 14.1 9.5<BR>\n" );
document.write( "        10.1 16.8 9.0<BR>\n" );
document.write( "        13.8 13.2 13.3<BR>\n" );
document.write( "        13.7 14.6 5.9<BR>\n" );
document.write( "1.State the null and alternate hypothesis. 2.What is the decision rule? 3.Compute SSA,SSE,and SST using Excel. 4.Complete a one-factor ANOVA table. 5.State the decision rule regardingthe null hypothesis. 6.Does the data prove significant difference in mean scrap rates? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #105272 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=105272\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Scrap Per Thousand Units<BR>\n" );
document.write( "Plant A Plant B Plant C<BR>\n" );
document.write( "11.4 11.1 10.2<BR>\n" );
document.write( "12.5 14.1 9.5<BR>\n" );
document.write( "10.1 16.8 9.0<BR>\n" );
document.write( "13.8 13.2 13.3<BR>\n" );
document.write( "13.7 14.6 5.9<BR>\n" );
document.write( "1.State the null and alternate hypothesis.<BR>\n" );
document.write( "Ho: u1= u2= u3<BR>\n" );
document.write( "Ha: atleast one of the means is not equal<BR>\n" );
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document.write( "2.What is the decision rule? <BR>\n" );
document.write( "Let alpha = 5%<BR>\n" );
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document.write( "3.Compute SSA,SSE,and SST using Excel.<BR>\n" );
document.write( "I'll let you run EXCEL on the data<BR>\n" );
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document.write( " 4.Complete a one-factor ANOVA table.<BR>\n" );
document.write( "Using a TI caluculator I get:<BR>\n" );
document.write( "F = 5.309156...<BR>\n" );
document.write( "p-value = 0.02230..<BR>\n" );
document.write( "-----------------------<BR>\n" );
document.write( " 5.State the decision rule regardingthe null hypothesis.<BR>\n" );
document.write( "Since the p-value is less than 5%, reject Ho.<BR>\n" );
document.write( "At least one of the means if different.<BR>\n" );
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document.write( "\n" );
document.write( " 6.Does the data prove significant difference in mean scrap rates?<BR>\n" );
document.write( "Yes<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );