document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=422542>Question 422542</A>: <I><SPAN STYLE=\"word-break: break-all;\"> From an inventory of 48 new cars being shipped to local dealerships, corporate<BR>\n" );
document.write( "reports indicate that 12 have defective radios installed. What is the probability that out of 8 new cars it just received, a dealership would discover, after testing, that exactly half of the cars have defective radios?<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 #294953 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=294953\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> From an inventory of 48 new cars being shipped to local dealerships, corporate<BR>\n" );
document.write( "reports indicate that 12 have defective radios installed. <BR>\n" );
document.write( "What is the probability that out of 8 new cars it just received, a dealership would discover, after testing, that exactly half of the cars have defective radios?<BR>\n" );
document.write( "Binomial Problem with n = 8 and p = 12/48 = 1/4<BR>\n" );
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document.write( "P(x = 4) = 8C4(0.25)^4*(0.75)^4 = 0.08652<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
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