document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=716979>Question 716979</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A package contains 37 fuses, of which 6 are defective. A sample of 5 fuses is selected at random.<BR>\n" );
document.write( "(b) How many of the samples contain exactly 2 defective fuses?<BR>\n" );
document.write( "(c) How many of the samples contain at least 1 defective fuse? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #440050 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=440050\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A package contains 37 fuses, of which 6 are defective. A sample of 5 fuses is selected at random.<BR>\n" );
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document.write( "Binomial Problem with n = 5 ; p(defect)=6/37 ; p(not)=31/37<BR>\n" );
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document.write( "(b) How many of the samples contain exactly 2 defective fuses?<BR>\n" );
document.write( "P(x = 2) = 5C2(7/37)^2(31/37)^3 = binompdf(5,31/37),2) = 0.0299<BR>\n" );
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document.write( "(c) How many of the samples contain at least 1 defective fuse?<BR>\n" );
document.write( "P(at least one) = 1 - P(x=0) = 1 - (31/37)^5 = 0.5071<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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document.write( " </SPAN>\n" );
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