document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1164282>Question 1164282</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A producer of soft drinks believes that her brand has a 10% market share. Determine the<BR>\n" );
document.write( "probability of observing 211 or fewer consumers out of a random sample of 2 500 consumers<BR>\n" );
document.write( "who prefer her brand of soft drink. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #788639 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=788639\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 211/2500 is 0.0844<BR>\n" );
document.write( "find probability 0.0844 or less with n of 2500<BR>\n" );
document.write( "z=(0.0844-0.10)/sqrt(0.1*0.9/2500)<BR>\n" );
document.write( "=-0.0156/.006<BR>\n" );
document.write( "=-2.6<BR>\n" );
document.write( "probability z<-2.6 is 0.00466<BR>\n" );
document.write( " </SPAN>\n" );
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