Question

Brian flips a fair coin 3 times . What is the probability of getting 3 tails?

Answer 1

Answer:

1/8

Step-by-step explanation:

Firstly, we need to rule out all the possible outcomes

[HHH],  [HHT],  [HTT],  [TTT],  [TTH],  [THH],  [HTH],  [THT]

Since there are 8 possible outcomes and only one of the possible outcomes give us 3 tails, 1 is upon 8 ( 1 / 8 )

Answer 2

Answer:

1/9 is the probability