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) =
Correct Answer:

Verified
Correct Answer:
Verified
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