document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1155770>Question 1155770</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An employment counselor found that in a sample of 100 unemployed workers, 65% were not<BR>\n" );
document.write( "interested in returning to work. Find the 95% confidence interval of the true proportion of<BR>\n" );
document.write( "workers who do not wish to return to work. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #778476 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=778476\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The half-interval is +/- 1.96*sqrt(p*(1-p)/n. and the sample proportion is 0.65<BR>\n" );
document.write( ".65+/-1.96 sqrt (.65*.35/100)=0.65+/-0.93<BR>\n" );
document.write( "(0.557, 0.743) </SPAN>\n" );
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