About This Tool
This expected value calculator computes the mean of a probability distribution by summing each outcome multiplied by its probability. It provides both the expected value and a visualization of the distribution for clarity.
Compute the expected value of a random variable from outcomes and probabilities.
3 values, 3 probabilities
Expected Value (E[X])
21
This expected value calculator computes the mean of a probability distribution by summing each outcome multiplied by its probability. It provides both the expected value and a visualization of the distribution for clarity.