document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=513622>Question 513622</A>: <I><SPAN STYLE=\"word-break: break-all;\"> It is known that 40% of the animals in a farm inoculated with a serum are protected from a certain disease. If five of the animals are inoculated, find the probability that none of them contracts the disease? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #343058 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=343058\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> It is known that 40% of the animals in a farm inoculated with a serum are protected from a certain disease. If five of the animals are inoculated, find the probability that none of them contracts the disease?<BR>\n" );
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document.write( "P(protected) = 0.4<BR>\n" );
document.write( "P(not protected) = 0.6<BR>\n" );
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document.write( "Ans: P(no disease for 5) = 0.4^5 = 0.0102 = 1.02%\r<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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