In the game of​ roulette, a player can place a ​$4 bet on the number 15 and have a 138 probability of winning. If the metal ball lands on 15​, the player gets to keep the ​$4 paid to play the game and the player is awarded an additional ​$140. ​Otherwise, the player is awarded nothing and the casino takes the​ player's ​$4. Find the expected value​ E(x) to the player for one play of the game. If x is the gain to a player in a game of​ chance, then​ E(x) is usually negative. This value gives the average amount per game the player can expect to lose. Question content area bottom Part 1 The expected value is

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In the game of​ roulette, a player can place a
​$4
bet on the number
15
and have a
138
probability of winning. If the metal ball lands on
15​,
the player gets to keep the
​$4
paid to play the game and the player is awarded an additional
​$140.
​Otherwise, the player is awarded nothing and the casino takes the​ player's
​$4.
Find the expected value​ E(x) to the player for one play of the game. If x is the gain to a player in a game of​ chance, then​ E(x) is usually negative. This value gives the average amount per game the player can expect to lose.
 
 
 

Question content area bottom

Part 1
The expected value is
​$enter your response here
 
.
​(Round to the nearest cent as​ needed.)
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