Enter a set of x and p(x) in a tabular probability distribution format and this will evaluate if it is valid or not.

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- distribution
- value range for a variable
- expected value
- predicted value of a variable or event

E(X) = Σx_{I}· P(x) - probability
- the likelihood of an event happening. This value is always between 0 and 1.

P(Event Happening) = Number of Ways the Even Can Happen / Total Number of Outcomes - table
- lists of numbers showing the results of a calculation with varying arguments
- tabular display
- ata that is organized in a table with rows and columns with associated probabilities of events