The table below shows all possible outcomes when three fair coins are tossed. First Second Third
coin coin coin
1. 2. 3.
H H H
H H T
H T H
H T T
T H H
T H T
T T H
T T T

Which of the following statements must be true?
3

The probability of getting exactly two heads is 3/
8

The probability of getting at least one heads is the same as the probability of getting at least two heads.

The probability of getting exactly one tails is the same as the probability of getting exactly three heads.

The probability of getting all tails is the same as the probability of getting two heads.