Mathematics, 09.07.2020 03:01, DesperatforanA

Henry flips 10 coins and lays them on the desk. He then chooses one of the coins at random, and if it is tails, he flips it to heads. What is the expected number of heads showing?

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Henry flips 10 coins and lays them on the desk. He then chooses one of the coins at random, and if...