document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=181180>Question 181180</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Suppose that a classroom has 4 sets of lights. The probability that one of the lights work is 0.6. Suppose that each light works independently of the others. What is the probability that none of the lights work? Round your answer to two decimals places. <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 #135835 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=135835\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Suppose that a classroom has 4 sets of lights. The probability that one of the lights work is 0.6. Suppose that each light works independently of the others. What is the probability that none of the lights work? Round your answer to two decimals places. \r<BR>\n" );
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document.write( "The problem is binomial with n=4, p=0.6 ; x = 0<BR>\n" );
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document.write( "P(x=0) = 4C0*(0.6)^0*(0.4)^4 = 1*1*0.0256 = 0.0256<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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