document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1025669>Question 1025669</A>: <I><SPAN STYLE=\"word-break: break-all;\"> You've asked 55 parents if they have more than one child. It turns out 77 in 100 parents have more than one child. Compute the 99% confidence interval. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #641040 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=641040\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You've asked 55 parents if they have more than one child. It turns out 77 in 100 parents have more than one child. Compute the 99% confidence interval. <BR>\n" );
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document.write( "sample proportion = p-hat = 0.77<BR>\n" );
document.write( "ME = 2.5758*sqrt[0.77*0.23/55] = 0.1462<BR>\n" );
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document.write( "99%CI:: 0.77-0.1462 < p < 0.77+0.1462<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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