document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1197817>Question 1197817</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A market research survey in which 64 consumers were contacted states that <BR>\n" );
document.write( "64 per cent of all consumers of a certain product were motivated by the <BR>\n" );
document.write( "product’s advertising. Find the confidence limits for the proportion of <BR>\n" );
document.write( "consumers motivated by advertising in the population. Construct a confidence interval.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #831273 by </B><A HREF=/tutors/aboutme.mpl?userid=ewatrrr><B>ewatrrr(24785)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ewatrrr><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=ewatrrr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=831273\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> p = .64 <BR>\n" );
document.write( "Using a  95% confidence level:  z = 1.96<BR>\n" );
document.write( "n = 64<BR>\n" );
document.write( "ME = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%2Asqrt%28%28p%281-p%29%29%2Fn%29 ALIGN=MIDDLE  ALT=\"z%2Asqrt%28%28p%281-p%29%29%2Fn%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "ME = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1.96%2Asqrt%28%28.64%28.36%29%29%2F64%29 ALIGN=MIDDLE  ALT=\"1.96%2Asqrt%28%28.64%28.36%29%29%2F64%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = .118<BR>\n" );
document.write( "CI = .6 ±.118  <BR>\n" );
document.write( "CI (.482, .718) </SPAN>\n" );
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