document.write( "Question 1052705: Tickets for a raffle cost$14. There were 834 tickets sold. One ticket will be randomly selected as the winner, and that person wins $1200 and also the person is given back the cost of the ticket. For someone who buys a ticket, what is the Expected Value (the mean of the distribution)?\r
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document.write( "If the Expected Value is negative, be sure to include the \"-\" sign with the answer. Express the answer rounded to two decimal places \n" );
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Algebra.Com's Answer #668036 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Tickets for a raffle cost $14. There were 834 tickets sold. One ticket will be randomly selected as the winner, and that person wins $1200 and also the person is given back the cost of the ticket. For someone who buys a ticket, what is the Expected Value (the mean of the distribution)? \n" ); document.write( "----- \n" ); document.write( "Random \"winning\" value::.....1214....... -14 \n" ); document.write( "Probabilities:::::............1/834.... 833/834 \n" ); document.write( "---------- \n" ); document.write( "Expected Value = (1*1214 -14*833)/834 = -$12.53 \n" ); document.write( "--------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------- \n" ); document.write( " |