document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=122733>Question 122733</A>: <I><SPAN STYLE=\"word-break: break-all;\">  A sample of employees at a large chemical plant was asked to indicate a preference for one of three pension plans. The results are given in the following table. Does it seem that there is a relationship between the pension plan selected and the job classification of the employees? Use the .01 significance level.<BR>\n" );
document.write( "Pension Plan<BR>\n" );
document.write( "Job Class            Plan A              Plan B           Plan C<BR>\n" );
document.write( "supervisor              10                13                29<BR>\n" );
document.write( "clerical                19                80                19<BR>\n" );
document.write( "labor                   81                57                22\r<BR>\n" );
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document.write( "If needed I can email this plan if it makes it easier to understand.   \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 #90092 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=90092\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A sample of employees at a large chemical plant was asked to indicate a preference for one of three pension plans. The results are given in the following table. Does it seem that there is a relationship between the pension plan selected and the job classification of the employees? Use the .01 significance level.<BR>\n" );
document.write( "Pension Plan<BR>\n" );
document.write( "Job Class Plan A Plan B Plan C<BR>\n" );
document.write( "supervisor 10 13 29<BR>\n" );
document.write( "clerical 19 80 19<BR>\n" );
document.write( "labor 81 57 22 <BR>\n" );
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document.write( "Run a ANOVA on the Data:<BR>\n" );
document.write( "Ho: rows and columns factors are independent<BR>\n" );
document.write( "Ha: there is a dependency relation between row elements and column elements.<BR>\n" );
document.write( "I ran a ANOVA on a TI calculator and have p-value of 0.3321<BR>\n" );
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document.write( "Conclusion: Since p-value is greater that alpha = 1% fail to reject Ho.<BR>\n" );
document.write( "The row and column factors are independent.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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