document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=888622>Question 888622</A>: <I><SPAN STYLE=\"word-break: break-all;\"> It is known that 10% of the customers in an electronics store purchase an MP3 player. A random sample of 30 customers is selected. Assume that the customers’ purchases are made independently. What is the probability of “success” in a single trial of this binomial distribution application?<BR>\n" );
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document.write( "a.10%<BR>\n" );
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document.write( "b.30%<BR>\n" );
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document.write( "c.50%<BR>\n" );
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document.write( "d.70%<BR>\n" );
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document.write( "e.90% </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #537541 by </B><A HREF=/tutors/aboutme.mpl?userid=Okamiden><B>Okamiden(22)</B></A><img src=\"/images/stars/stars-07.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Okamiden><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=537541\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This is sort of a trick question to test if you understand what a binomial is. But, in actuality, it just tests if you understand trick questions. :)<BR>\n" );
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document.write( "The questions asks for the probability of success in exactly ONE single trial. That's always simply 10%; If you take one single customer in these 30 customers, that represents one single \"trial\". That \"trial\" has a 10% chance of \"success\", which is purchasing an MP3 player.<BR>\n" );
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document.write( "Answer: a) </SPAN>\n" );
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