Which of the following statements is true ? 1.Average values generated from a simulation are generally more accurate than expected values computed from a probability distribution 2.Simulated results...

Which of the following statements is true ? 1.Average values generated from a simulation are generally more accurate than expected values computed from a probability distribution 2.Simulated results will differ from expected values more for long simulations than for short simulations 3.Simulation can reproduce the behaviour of a system over several periods . 4.A random number is assigned to each value of the random variable