# Signed Rank

Distribution of the Wilcoxon signed rank test statistic.

## Usage

```
var signrank = require( '@stdlib/stats/base/dists/signrank' );
```

#### signrank

Distribution of the Wilcoxon signed rank test statistic.

```
var dist = signrank;
// returns {...}
```

The namespace contains the following distribution functions:

`cdf( x, n )`

: wilcoxon signed rank test statistic cumulative distribution function.`pdf( x, n )`

: wilcoxon signed rank test statistic probability density function.`quantile( p, n )`

: wilcoxon signed rank test statistic quantile function.

## Examples

```
var objectKeys = require( '@stdlib/utils/keys' );
var signrank = require( '@stdlib/stats/base/dists/signrank' );
console.log( objectKeys( signrank ) );
```