Simulating multiplying a random variable
In this exercise you'll use simulation to confirm the rule you just learned about how multiplying a random variable by a constant effects its expected value.
Este exercício faz parte do curso
Foundations of Probability in R
Instruções do exercício
- Simulate 100,000 draws of X, a binomial random variable with size 20 and p = .1. Save this as
X - Use this simulation to estimate the expected value of X.
- Use this simulation to estimate the expected value of 5*X, as well.
Exercício interativo prático
Experimente este exercício completando este código de exemplo.
# Simulate 100,000 draws of a binomial with size 20 and p = .1
X <- ___
# Estimate the expected value of X
# Estimate the expected value of 5 * X