# For the experiment of tossing a coin three times, how do you find the probability of getting at least two heads?

##### 2 Answers

Aug 22, 2017

#### Answer:

#### Explanation:

Since we only have three throws it will be easier to list all possibilities, of 1st, 2nd and 3rd throws

Eight possibilities in all, and the requirement of at least two heads is shown in blue

Aug 22, 2017

#### Answer:

1/2

#### Explanation:

total possible case :- HHH, HHT, HTH, THH, TTT, TTH, THT, HTT

At least two heads :- 4

so the probability of getting at least two head is 4/8 = 1/2