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https://github.com/tomroh/fitur


https://github.com/tomroh/fitur

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# fitur

[![CRAN status](https://www.r-pkg.org/badges/version/fitur)](https://CRAN.R-project.org/package=fitur)
[![Lifecycle: stable](https://img.shields.io/badge/lifecycle-stable-brightgreen.svg)](https://lifecycle.r-lib.org/articles/stages.html#stable)
[![](http://cranlogs.r-pkg.org/badges/grand-total/fitur?color=green)](https://cran.r-project.org/package=fitur)
[![R-CMD-check](https://github.com/tomroh/fitur/workflows/R-CMD-check/badge.svg)](https://github.com/tomroh/fitur/actions)

Wrapper for computing parameters for univariate distributions using MLE. It creates an object that stores d, p, q, r functions as well as parameters and statistics for diagnostics. Currently supports automated fitting from base and actuar packages. A manually fitting distribution fitting function is included to support directly specifying parameters for any distribution from ancillary packages.

## Installation

You can install fitur from CRAN or github with:

```R
install.packages('fitur')
devtools::install_github("tomroh/fitur")
```

## Example

This is a basic example to fit a poisson distribution with estimated parameters and return the functions for it.

```R
set.seed(562)
x <- rpois(100, 1)
fittedPois <- fit_univariate(x, 'pois', 'discrete')
fittedPois$dpois(1)
fittedPois$ppois(1)
fittedPois$qpois(.5)
fittedPois$rpois(100)
fittedPois$parameters
```