What is the relationship between a cumulative distribution function and a probability density function?
- The cumulative distribution function is the integral of the probability density function
- The probability density function is the integral of the cumulative distribution function
- There is no relationship between them
- They are the same thing
The cumulative distribution function (CDF) and the probability density function (PDF) are closely related. For a continuous random variable, the CDF is the integral of the PDF. This means that the PDF is the derivative of the CDF.
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