document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=283109>Question 283109</A>: <I><SPAN STYLE=\"word-break: break-all;\">  A certain airplane has two independent alternators to provide electrical power. The probability that a given alternator will fail on a 1-hour flight is .02. What is the probability that (a) both will fail? (b) Neither will fail? (c) One or the other will fail? Please show all steps so i can understand \r<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 #205554 by </B><A HREF=/tutors/aboutme.mpl?userid=Greenfinch><B>Greenfinch(383)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Greenfinch><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=Greenfinch><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=205554\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Probability of failure is .02, so probability of non-failure is .98<BR>\n" );
document.write( "For two independent events use the binomial process.<BR>\n" );
document.write( "Chance of 2 non failures is .98^2 = 0.9604<BR>\n" );
document.write( "Chance of 2 failures is 0.02^2 = 0.0004<BR>\n" );
document.write( "Chance of 1 failure is 2 x 0.02  x 0.98 = 0.0392<BR>\n" );
document.write( "Total = 1.00000 </SPAN>\n" );
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