Question

The tree diagram shows all the possible combinations for heads (H) and tails (T) when 3 coins are tossed. What is the possibility that the outcome has at least two heads?

Answer 1

4 possibilty

Explanation:

my teacher told me it was right

Answer 2

There are 4 possibilities when the outcome is atleast 2 heads. They are :

HHH

HHT

HTH

THH