document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=270708>Question 270708</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In each parts (a)-(c), we have given a likely range for the observed value of a sample proportion p. Based on the given range, identify the educated guess that should be used for the observed value of p to calculate the required sample size for a prescribed confidence level and margin of error.\r<BR>\n" );
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document.write( "a. 0.4 to 0.7<BR>\n" );
document.write( "b. 0.7 or greater<BR>\n" );
document.write( "c. 0.7 or less<BR>\n" );
document.write( "d. In each of parts (a)-(c), which observed values of the sample proportion will yield a largin margin of error than the one specified if the educated guess is used for the sample size computation? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #198255 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=198255\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> In each parts (a)-(c), we have given a likely range for the observed value of a sample proportion p. <BR>\n" );
document.write( "Based on the given range, identify the educated guess that should be used for the observed value of p to calculate the required sample size for a prescribed confidence level and margin of error. <BR>\n" );
document.write( "a. 0.4 to 0.7<BR>\n" );
document.write( "Edu. Guess: p = (0.7+0.4)/2 = 0.55<BR>\n" );
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document.write( "b. 0.7 or greater<BR>\n" );
document.write( "Edu. Guess: (1+0.7)/2 = 0.85<BR>\n" );
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document.write( "c. 0.7 or less<BR>\n" );
document.write( "Edu. Guess: (0+0.7)/2 = 0.35<BR>\n" );
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document.write( "d. In each of parts (a)-(c), which observed values of the sample proportion will yield a larger margin of error than the one specified if the educated guess is used for the sample size computation?<BR>\n" );
document.write( "????<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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