document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=315264>Question 315264</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Based on the Nielsen ratings, the local CBS affiliate claims its 11:00 PM newscast reaches 41 % of the viewing audience in the area. In a survey of 100 viewers, 36% indicated that they watch the late evening news on this local CBS station.<BR>\n" );
document.write( "30. 	What is the null hypothesis?<BR>\n" );
document.write( "31. 	What is the alternate hypothesis?<BR>\n" );
document.write( "32. 	What is the sample proportion?<BR>\n" );
document.write( "33. 	What is the critical value if a = 0.01 ?<BR>\n" );
document.write( "34.	 What is the z-statistic?<BR>\n" );
document.write( "35. 	What is the critical value if the level of significance is 0.10?<BR>\n" );
document.write( "36. 	What is your decision if a = 0.01 <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 #225544 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=225544\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Based on the Nielsen ratings, the local CBS affiliate claims its 11:00 PM newscast reaches 41 % of the viewing audience in the area. In a survey of 100 viewers, 36% indicated that they watch the late evening news on this local CBS station.<BR>\n" );
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document.write( "30. 	What is the null hypothesis?<BR>\n" );
document.write( "Ho: p >= 0.41<BR>\n" );
document.write( "Ha: p < 0.41<BR>\n" );
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document.write( "31. 	What is the alternate hypothesis?<BR>\n" );
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document.write( "32. 	What is the sample proportion?<BR>\n" );
document.write( "sample proportion: 0.36<BR>\n" );
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document.write( "33. 	What is the critical value if a = 0.01 ?<BR>\n" );
document.write( "invNorm(0.01) = -2.3263<BR>\n" );
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document.write( "34.	 What is the z-statistic?<BR>\n" );
document.write( "z(0.36) = (0.36-0.41)/sqrt{0.41*0.59/100) = -1.0166<BR>\n" );
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document.write( "35. 	What is the critical value if the level of significance is 0.10?<BR>\n" );
document.write( "invNorm(0.10) = -1.2816<BR>\n" );
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document.write( "36. 	What is your decision if a = 0.01<BR>\n" );
document.write( "Since the test stat is not in the reject interval, 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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