Problem Code: 210609

[Amit Goyal]

Suppose that a box contains one fair coin and one coin with a head on each side. Suppose that a coin is selected at random and that when it is tossed three times, a head is obtained three times. Determine the probability that the coin is the fair coin.

[Smriti]

p(f/three heads)=1/9

[Amit Goyal]

perfect