When 3 fair coins are tossed together, what is the probability of getting 2 tails? Choose the correct choice from the following choices:	A) 1 / 2	B) 1 / 3	C) 1 / 4	D) 3 / 4	E) 2 / 3

Rationale: we can get 2 tails in 3 c 2 ways . we can get 3 tails in exactly one way . also , there are a total out 8 possible outcomes . thus , the required probability = ( 3 + 1 ) / 8 = 1 / 2 answer : a
Answer: A