You play a game where you get to pick a card out of a deck, and if it's a diamond, you win one dollar, if it's a spade, you win two dollars, if its a club or a heart, you win nothing. It costs 90 cents to play each time. What is the expected value of the game?
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pick a card out of a deck, and if it's a diamond, you win one dollar, if it's a spade, you win two dollars, if its a club or a heart, you win nothing. It costs 90 cents to play each time.
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