Question

You flip 3 coin, what is the probability that you get exactly 1 head?

Answer 1

What are all the possible outcomes for one coin?

What are all the possible outcomes for two coins?

Answer 2

If you flip 3 coins its a 1 in 6 chance you will get one head because there a 2 sides to a penny and 3 pennies so 3*2=6

Answer 3

Possible outcomes for 1 coin is 1 head or 1 tails

Answer 4

Possible outcomes for 2 coins are: 1 head 1 tails; 2 heads; or 2 tails

Answer 5

Or: Coin 1: heads Coin 2: heads, Coin 1:tails Coin 2: Tails; Coin 1: Heads, Coin 2: Tails; Coin 1: Tails; Coin 2: Heads.

Answer 6

8 possible outcomes

Answer 7

Exactly 1 head: 3 outcomes: HTT, THT, TTH

Answer 8

I got it from the tree diagram which is based on some assumptions.