Determine whether the probabilities below are computed using the classical​ method, empirical​ method, or subjective method. Based on a survey of a random sample of 1050 young adults ages 18 to 24 years old conducted by a research​ center, the probability a​ randomly-selected 18- to​ 34-year-old lives with his or her parents is 0.321.
a) Classical method
b) Empirical method
c) Subjective method
d) Not determinable