document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=890184>Question 890184</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Two researchers conduct separate studies to test H0: p = 0.50 against Ha p not equal 0.50, each with n= 400.\r<BR>\n" );
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document.write( "a. Researcher A gets 200 observations in the category of interest, p =220/400= 0.550 and test statistic z = 2.00. Show that the P-value = 0.046 for Research A’s analysis.\r<BR>\n" );
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document.write( "b. Researcher B gets 219 in the category of interest, and p = 219/400 = 0.5475 and test statistic z = 1.90. Show the P-value = 0.057 for Research B’s analysis.<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 #538830 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=538830\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Two researchers conduct separate studies to test H0: p = 0.50 against Ha p not equal 0.50, each with n= 400.<BR>\n" );
document.write( " a. Researcher A gets 200 observations in the category of interest, p =220/400= 0.550 and test statistic z = 2.00. Show that the P-value = 0.046 for Research A’s analysis.<BR>\n" );
document.write( "Ans: p-value = 2*normalcdf(2,100) = 0.046<BR>\n" );
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document.write( "b. Researcher B gets 219 in the category of interest, and p = 219/400 = 0.5475 and test statistic z = 1.90. Show the P-value = 0.057 for Research B’s analysis.<BR>\n" );
document.write( "Ans: p-value = 2*normalcdf(1.9,100) = 0.057<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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