document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=349869>Question 349869</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If you have 5 blood samples combined in one mixture and the mixture will only test negative if all the individual samples are negative, What is the probability the mixture will test positive, if the probability of an individual positive sample is 0.09? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #250079 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=250079\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let a=.91 and b=.09<BR>\n" );
document.write( "a^5=.91^5=.624 probability that the mixture will test negative<BR>\n" );
document.write( "1-.624=.376 probability the mixture will test positive.<BR>\n" );
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document.write( "Ed </SPAN>\n" );
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