Mathematics, 09.10.2021 08:20, jaimes04

a biased coin has probability 0.8 of turning up heads. you win $x if a head comes up and you lose $y if a tail comes up. if your expected winnings is $0, what is the relationship between x and y?

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a biased coin has probability 0.8 of turning up heads. you win $x if a head comes up and you lose $y...