Probability - Random Variables

Question 1

what is a random variable

Answer 1

a variable which assigns a unique value to each outcome of a random experiment

Question 2

what is P(X=x) = P(A)

Answer 2

the probability that a random variable X takes the value x corresponding to the event A

Question 3

what is a function of a random variable

Answer 3

a new random variable formed as a function of other random variables