Exponential
Exponential()Exponential distribution parameterized by rate lam.
Attributes
| Name | Description |
|---|---|
| mean | Expected value. |
| support | Distribution support. |
| variance | Variance. |
| x_range | Practical plotting range. |
Methods
| Name | Description |
|---|---|
| cdf | Cumulative distribution function. |
| elicit | Elicit an exponential distribution from a rate parameter. |
| fit | Fit an exponential distribution to positive observations. |
| Probability density function. | |
| ppf | Percent point function / inverse CDF. |
| sample | Generate random samples. |
| validate_params | Validate the lam rate parameter. |
cdf
Exponential.cdf(x)Cumulative distribution function.
elicit
Exponential.elicit(lam, name=None)Elicit an exponential distribution from a rate parameter.
The resulting distribution has mean 1 / lam and variance 1 / lam**2.
fit
Exponential.fit(data, name=None)Fit an exponential distribution to positive observations.
Exponential.pdf(x)Probability density function.
ppf
Exponential.ppf(q)Percent point function / inverse CDF.
sample
Exponential.sample(size=1, *, seed=None)Generate random samples.
validate_params
Exponential.validate_params(params)Validate the lam rate parameter.