document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1076740>Question 1076740</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test.H0: <BR>\n" );
document.write( "p=0.8 versus  H1: p> 0.8<BR>\n" );
document.write( "n=100; x=90, &#945;=0.0.1\r<BR>\n" );
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document.write( "Use technology to find the p value \r<BR>\n" );
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document.write( "I keep coming up with the wrong p value </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #691431 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=691431\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Ho:p<=0.8<BR>\n" );
document.write( "Ha: p>0.8, one way test<BR>\n" );
document.write( "assume random sample, equal probability for each choice (independence).<BR>\n" );
document.write( "alpha=0.01 P{reject Ho:Ho is true}<BR>\n" );
document.write( "test statistic is one sample proportion<BR>\n" );
document.write( "critical value z>2.326\r<BR>\n" );
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document.write( "z=(0.9-0.8)/sqrt (0.8*0.2/100); sqrt of 0.0016=.04<BR>\n" );
document.write( "z=(0.1/.04)=2.5<BR>\n" );
document.write( "probability z> 2.5 is 0.0062<BR>\n" );
document.write( "check with one sample proportion test on calculator, z=2.5<BR>\n" );
document.write( "Reject Ho<BR>\n" );
document.write( "p-value given is 0.0062. </SPAN>\n" );
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