document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=321770>Question 321770</A>: <I><SPAN STYLE=\"word-break: break-all;\"> please help! i've done several simpler ones on my own but i am stuck on this one.  A carnival worker is tempting to play his game.  He has a secret box which contains twenty $1 bill, ten $5 bills, and five $10 bills.  you can draw one bill out per game; however, the cost of the game is $5.  fill in the table for the profit you might win<BR>\n" );
document.write( "Gain, x<BR>\n" );
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document.write( "i can't figure out how to draw the distribution table on here but there are three colums and two rows:(			<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 #230377 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=230377\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A carnival worker is tempting to play his game. <BR>\n" );
document.write( "He has a secret box which contains twenty $1 bills, ten $5 bills, and five $10 bills. <BR>\n" );
document.write( "You can draw one bill out per game; however, the cost of the game is $5. <BR>\n" );
document.write( "Fill in the table for the profit you might win<BR>\n" );
document.write( "Gain x:...........-4........0.........5<BR>\n" );
document.write( "Probability P(x)..20/35....10/35.....5/35 <BR>\n" );
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document.write( "Profit = [20*-4+10*0 + 5*5]/35 = [-80+25]/35 = -55/35 = -11/7 = -$1.57<BR>\n" );
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document.write( "Question: where did the 35 value come from?  <BR>\n" );
document.write( "The 35 is the common denominator for each of the P(x) factors.<BR>\n" );
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document.write( "it also asks what is the expected value of the game?  <BR>\n" );
document.write( "The expected profit is a loss of $1.57.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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