# Probability density function

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Related to Probability density function: Probability distribution function

## Probability density function

The function that describes the change of certain realizations for a continuous random variable.

## Probability Function

In statistics, a measure of the probable distribution of some random variable. When plotted on a chart, the area under the graph represents the probable values of the random variable. It is used in foreign exchange and equities as a means of assessing probable future market trends.

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