document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1061636>Question 1061636</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The estimate of the population proportion is to be within plus or minus 0.06, with a 95% level of confidence. The best estimate of the population proportion is 0.17. How large a sample is required? (Use z Distribution Table.) (Round the z-values to 2 decimal places. Round up your answer to the next whole number.) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #677213 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=677213\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 0.06=z*sqrt{(0.17)(0.83)/n}<BR>\n" );
document.write( "square both sides and multiply through by n<BR>\n" );
document.write( "0.0036n=3.8416*0.1411<BR>\n" );
document.write( "n=150.57 or 151 rounded up,<BR>\n" );
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