document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=844876>Question 844876</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The probability that an open-heart operation is successful is 0.83 What is the probability that in two randomly selected open-heart operations at least one will not be successful?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #508963 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=508963\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Probability of 1 successful surgery is 0.83\r<BR>\n" );
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document.write( "The probability of 2 successful surgeries is 0.83*0.83 = 0.6889\r<BR>\n" );
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document.write( "The probability of at least one failure is 1 - 0.6889 = 0.3111\r<BR>\n" );
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document.write( "So the answer is <font color=\"red\">0.3111</font>\r<BR>\n" );
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