A ping pong ball is drawn at random from an urn consisting of
balls numbered 4 through 9. A player wins $0.5 if the number on the
ball is odd and loses $0.5 if the number is even.
Let x be the amount of money a player will win/lose when playing this game, where x is negative when the player loses money.
(a) Construct the probability table for this game. Round your answers to two decimal places.
(b) What is the expected value of player's winnings? Round to the nearest hundreth.
(c) Interpret the meaning of the expected value in the context of this problem.
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