document.write( "Question 1199367: The (simplified) probability of losing this bet is 47/54.
\n" ); document.write( "If a player bets $18 on the $5 denomination, find the player's expectation. (Round your answer to two decimal places.)
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Algebra.Com's Answer #848460 by proyaop(69)\"\" \"About 
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**1. Calculate the Probability of Winning:**\r
\n" ); document.write( "\n" ); document.write( "* Probability of winning = 1 - Probability of losing
\n" ); document.write( "* Probability of winning = 1 - (47/54) = 7/54\r
\n" ); document.write( "\n" ); document.write( "**2. Calculate the Expected Value**\r
\n" ); document.write( "\n" ); document.write( "* Expected Value = (Probability of Winning * Winnings) - (Probability of Losing * Bet Amount)
\n" ); document.write( "* Expected Value = (7/54 * $5) - (47/54 * $18)
\n" ); document.write( "* Expected Value = ($35/54) - ($846/54)
\n" ); document.write( "* Expected Value = -$811/54
\n" ); document.write( "* Expected Value ≈ -$15.02\r
\n" ); document.write( "\n" ); document.write( "**Therefore, the player's expected value of this bet is -$15.02.** This means, on average, the player can expect to lose $15.02 for each $18 bet.
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