document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=266302>Question 266302</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am having a hard time figuring this out. \r<BR>\n" );
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document.write( "The null and alternative hypotheses are:\r<BR>\n" );
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document.write( "HO: The cell categories are equal.\r<BR>\n" );
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document.write( "H1: The cell categories are not equal.\r<BR>\n" );
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document.write( "The significance level is 0.05.\r<BR>\n" );
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document.write( "Category	fo<BR>\n" );
document.write( "A	10<BR>\n" );
document.write( "B	20<BR>\n" );
document.write( "C	30<BR>\n" );
document.write( "D	20\r<BR>\n" );
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document.write( "Compute the value of chi-square.<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 #195680 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=195680\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I am having a hard time figuring this out. <BR>\n" );
document.write( "The null and alternative hypotheses are: <BR>\n" );
document.write( "HO: The cell categories are equal. <BR>\n" );
document.write( "H1: The cell categories are not equal. <BR>\n" );
document.write( "The significance level is 0.05. <BR>\n" );
document.write( "Category fo<BR>\n" );
document.write( "A 10<BR>\n" );
document.write( "B 20<BR>\n" );
document.write( "C 30<BR>\n" );
document.write( "D 20 <BR>\n" );
document.write( "Compute the value of chi-square.<BR>\n" );
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document.write( "The numbers you have for A,B,C etc. are the \"observed\" data values.<BR>\n" );
document.write( "The \"expected\" data values would be 20,20,20,20 since there are<BR>\n" );
document.write( "80 data points and four categories.<BR>\n" );
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document.write( "List the \"observed\" values in one set.<BR>\n" );
document.write( "List the expected values in another set.<BR>\n" );
document.write( "Run a Chi-Sq Goodness-of-Fit test on the two sets.<BR>\n" );
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document.write( "I did and got:<BR>\n" );
document.write( "Chi-Sq = 10<BR>\n" );
document.write( "p-value = 0.1886<BR>\n" );
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document.write( "Conclusion: Since the p-value is greater than 5%<BR>\n" );
document.write( "fail to reject Ho.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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