document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=582819>Question 582819</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 	<BR>\n" );
document.write( "Let x represent the number of times a customer saw a TV ad prior to making their purchase.  A probability distribution for x based on a survey of recent buyers is given below.\r<BR>\n" );
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document.write( "Number of times the buyer saw the ad 	1 	2 	3 	4 	5<BR>\n" );
document.write( "Probability 	0.27 	0.31 	0.18 	0.09 	0.15\r<BR>\n" );
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document.write( "What is the probability that the buyer saw the ad three or more times before purchasing?<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 #372241 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=372241\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Number of times the buyer saw the ad 1:: 2:: 3::: 4:::: 5<BR>\n" );
document.write( "Probability:::::::::::::::::::::: 0.27 0.31 0.18 0.09 0.15 <BR>\n" );
document.write( "What is the probability that the buyer saw the ad three or more times before purchasing?<BR>\n" );
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document.write( "Ans: 0.18 + 0.09 + 0.15 = 0.42 <BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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