Answer:
4/8 or 1/2 or 0.5
Step-by-step explanation:
1. total possible events of sample space S
S = {HHH, HHT, HTH, HTT, THH, THT, TTH, TTT}
S=8
2. expected or successful events A
A = {HHH, HHT, HTH, THH}
A=4
3. Find the probability
P(A) = Successful Events/Total Events of Sample Space
P(A) = 4/8 or 1/2 or 0.5