Expected Value Calculator

Multiply each possible outcome by its probability and add the products. Formula: E(X) = Σ[xᵢP(xᵢ)]

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Calculate Expected Value

Multiply each possible outcome by its probability and add the products.

Formula: E(X) = Σ[xᵢP(xᵢ)]

Write the inputs in the form required by the formula and check the result with a small reference case. For equations and statistics, make sure the selected convention matches the problem you are solving.

Substitute the same inputs into the displayed formula and compare the calculated value with the result shown by the tool.

Frequently Asked Questions FAQ

What does Expected Value Calculator calculate?
Multiply each possible outcome by its probability and add the products.
What is the formula for Expected Value Calculator?
The formula used by the calculator is: E(X) = Σ[xᵢP(xᵢ)]
What inputs does Expected Value Calculator need?
Enter the possible outcomes and their probabilities or the values required by the expected-value model.
How can I verify the Expected Value Calculator result?
Substitute the same inputs into the displayed formula and compare the calculated value with the result shown by the tool.
How should I round the Expected Value Calculator result?
Keep exact values such as fractions or radicals when useful, and round only the final numerical result when a decimal answer is required.

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