A Bag Contains 5 Coins, of Which 4 Are Fair;

question 150

Multiple Choice

A bag contains 5 coins, of which 4 are fair; the remaining coin has a head on both sides. If a coin is selected at random from the bag and tossed three times, construct a probability tree to determine the probability that heads will occur at least twice. ​

• A)Pr(at least two heads) =
• B)Pr(at least two heads) =
• C)Pr(at least two heads) =
• D)Pr(at least two heads) =
• E)Pr(at least two heads) =

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