document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=620635>Question 620635</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A medication is 75% effective against a bacterial infection. Find the probability that if 12 people take the medication, at least 1 person's infection will not improve </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #390299 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=390299\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A medication is 75% effective against a bacterial infection. Find the probability that if 12 people take the medication, at least 1 person's infection will not improve<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "Binomial Problem with n = 12 and p(effective) = 0.75 ; P(not) = 0.25<BR>\n" );
document.write( "----<BR>\n" );
document.write( "P(1<= x <=12 not improve) = 1 - P(x = 0 improve) = 1 - 0.25^12 = 0.999999940400..<BR>\n" );
document.write( "------------------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );