document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1113346>Question 1113346</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Two random samples are taken, one from among first-year students and the other from among fourth-year students at a public university. Both samples are asked if they favor modifying the student Honor Code. A summary of the sample sizes and number of each group answering yes'' are given below:\r<BR>\n" );
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document.write( "First-Years (Pop. 1):n1=94,x1=51<BR>\n" );
document.write( "Fourth-Years (Pop. 2):,n2=87,x2=55<BR>\n" );
document.write( "Is there evidence, at an &#945;=0.05 level of significance, to conclude that there is a difference in proportions between first-years and fourth-years? Carry out an appropriate hypothesis test, filling in the information requested.\r<BR>\n" );
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document.write( "A. The value of the standardized test statistic: <BR>\n" );
document.write( "-1.223027281 (correct answer)\r<BR>\n" );
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document.write( "B. The rejection region for the standardized test statistic: ?\r<BR>\n" );
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document.write( "C. The p-value is ?\r<BR>\n" );
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document.write( "D. Your decision for the hypothesis test: ? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #728360 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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/cgi-bin/show-face.mpl?user=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=728360\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The rejection region is where the z value for the 2 proportion test > 1.96 or < -1.96<BR>\n" );
document.write( "Fail to reject with insufficient evidence<BR>\n" );
document.write( "p-value is where z=-1.223<BR>\n" );
document.write( "This is a p-value of 0.22. </SPAN>\n" );
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