document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=349667>Question 349667</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A batch of 100 calculators contains 5 defective calculators. If 6 calculators are selected at random from this batch, determine the probability that exactly two of those selected are defective. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #249945 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=249945\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A batch of 100 calculators contains 5 defective calculators. If 6 calculators are selected at random from this batch, determine the probability that exactly two of those selected are defective.<BR>\n" );
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document.write( "P(defective) = 5/100 = 0.05<BR>\n" );
document.write( "P(not defective) = 0.95<BR>\n" );
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document.write( "P(x=2) = 6C2(0.05)^2*(0.95)4 = binompdf(6,0.05,2) = 0.0305<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "stan H. </SPAN>\n" );
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