document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1077014>Question 1077014</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Question 4 10.2.11-T<BR>\n" );
document.write( "Test the hypothesis using the P value approach. Be sure the verify the requirements of the test. <BR>\n" );
document.write( "H0: p=.77 versus H1: p is not equal to .77<BR>\n" );
document.write( "n=500,x=380, alpha a=.05<BR>\n" );
document.write( "I'm having a hard time figuring out what the p value is  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #691613 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=691613\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Test the hypothesis using the P value approach. Be sure the verify the requirements of the test. <BR>\n" );
document.write( "H0: p=.77 <BR>\n" );
document.write( "H1: p is not equal to .77<BR>\n" );
document.write( "n=500,x=380, alpha a=.05<BR>\n" );
document.write( "sample proportion = 380/500 = 0.76<BR>\n" );
document.write( "=====<BR>\n" );
document.write( "Test Statistic:: z(0.76) = (0.76-0.77)/sqrt[0.77*0.23/500] = -0.5313<BR>\n" );
document.write( "---<BR>\n" );
document.write( "P-value = 2*P(z < -0.5313) = 2*normalcdf(-100,-0.5313) = 2*0.2976 = 0.5952<BR>\n" );
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document.write( "Since the P-value is greater than 5%, 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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