159 lines
6.6 KiB
Markdown
159 lines
6.6 KiB
Markdown
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@license Apache-2.0
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Copyright (c) 2018 The Stdlib Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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-->
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# Arcsine
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> Arcsine distribution.
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<section class="usage">
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## Usage
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```javascript
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var arcsine = require( '@stdlib/stats/base/dists/arcsine' );
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```
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#### arcsine
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[Arcsine][arcsine-distribution] distribution.
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```javascript
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var dist = arcsine;
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// returns {...}
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```
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The namespace contains the following distribution functions:
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<!-- <toc pattern="*+(cdf|pdf|mgf|quantile)*"> -->
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<div class="namespace-toc">
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- <span class="signature">[`cdf( x, a, b )`][@stdlib/stats/base/dists/arcsine/cdf]</span><span class="delimiter">: </span><span class="description">arcsine distribution cumulative distribution function.</span>
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- <span class="signature">[`logcdf( x, a, b )`][@stdlib/stats/base/dists/arcsine/logcdf]</span><span class="delimiter">: </span><span class="description">arcsine distribution logarithm of cumulative distribution function.</span>
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- <span class="signature">[`logpdf( x, a, b )`][@stdlib/stats/base/dists/arcsine/logpdf]</span><span class="delimiter">: </span><span class="description">arcsine distribution logarithm of probability density function (PDF).</span>
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- <span class="signature">[`pdf( x, a, b )`][@stdlib/stats/base/dists/arcsine/pdf]</span><span class="delimiter">: </span><span class="description">arcsine distribution probability density function (PDF).</span>
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- <span class="signature">[`quantile( p, a, b )`][@stdlib/stats/base/dists/arcsine/quantile]</span><span class="delimiter">: </span><span class="description">arcsine distribution quantile function.</span>
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</div>
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<!-- </toc> -->
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The namespace contains the following functions for calculating distribution properties:
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<!-- <toc pattern="*+(entropy|kurtosis|mean|median|mode|skewness|stdev|variance)*"> -->
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<div class="namespace-toc">
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- <span class="signature">[`entropy( a, b )`][@stdlib/stats/base/dists/arcsine/entropy]</span><span class="delimiter">: </span><span class="description">arcsine distribution differential entropy.</span>
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- <span class="signature">[`kurtosis( a, b )`][@stdlib/stats/base/dists/arcsine/kurtosis]</span><span class="delimiter">: </span><span class="description">arcsine distribution excess kurtosis.</span>
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- <span class="signature">[`mean( a, b )`][@stdlib/stats/base/dists/arcsine/mean]</span><span class="delimiter">: </span><span class="description">arcsine distribution expected value.</span>
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- <span class="signature">[`median( a, b )`][@stdlib/stats/base/dists/arcsine/median]</span><span class="delimiter">: </span><span class="description">arcsine distribution median.</span>
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- <span class="signature">[`mode( a, b )`][@stdlib/stats/base/dists/arcsine/mode]</span><span class="delimiter">: </span><span class="description">arcsine distribution mode.</span>
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- <span class="signature">[`skewness( a, b )`][@stdlib/stats/base/dists/arcsine/skewness]</span><span class="delimiter">: </span><span class="description">arcsine distribution skewness.</span>
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- <span class="signature">[`stdev( a, b )`][@stdlib/stats/base/dists/arcsine/stdev]</span><span class="delimiter">: </span><span class="description">arcsine distribution standard deviation.</span>
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- <span class="signature">[`variance( a, b )`][@stdlib/stats/base/dists/arcsine/variance]</span><span class="delimiter">: </span><span class="description">arcsine distribution variance.</span>
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</div>
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<!-- </toc> -->
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The namespace contains a constructor function for creating an [arcsine][arcsine-distribution] distribution object.
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<!-- <toc pattern="*ctor*"> -->
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<div class="namespace-toc">
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- <span class="signature">[`Arcsine( [a, b] )`][@stdlib/stats/base/dists/arcsine/ctor]</span><span class="delimiter">: </span><span class="description">arcsine distribution constructor.</span>
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</div>
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<!-- </toc> -->
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```javascript
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var Arcsine = require( '@stdlib/stats/base/dists/arcsine' ).Arcsine;
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var dist = new Arcsine( 2.0, 4.0 );
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var mu = dist.mean;
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// returns 3.0
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```
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</section>
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<!-- /.usage -->
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<section class="examples">
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## Examples
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<!-- TODO: better examples -->
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<!-- eslint no-undef: "error" -->
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```javascript
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var objectKeys = require( '@stdlib/utils/keys' );
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var arcsine = require( '@stdlib/stats/base/dists/arcsine' );
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console.log( objectKeys( arcsine ) );
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```
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</section>
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<!-- /.examples -->
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<section class="links">
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[arcsine-distribution]: https://en.wikipedia.org/wiki/Arcsine_distribution
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<!-- <toc-links> -->
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[@stdlib/stats/base/dists/arcsine/ctor]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/ctor
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[@stdlib/stats/base/dists/arcsine/entropy]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/entropy
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[@stdlib/stats/base/dists/arcsine/kurtosis]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/kurtosis
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[@stdlib/stats/base/dists/arcsine/mean]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/mean
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[@stdlib/stats/base/dists/arcsine/median]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/median
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[@stdlib/stats/base/dists/arcsine/mode]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/mode
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[@stdlib/stats/base/dists/arcsine/skewness]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/skewness
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[@stdlib/stats/base/dists/arcsine/stdev]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/stdev
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[@stdlib/stats/base/dists/arcsine/variance]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/variance
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[@stdlib/stats/base/dists/arcsine/cdf]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/cdf
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[@stdlib/stats/base/dists/arcsine/logcdf]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/logcdf
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[@stdlib/stats/base/dists/arcsine/logpdf]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/logpdf
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[@stdlib/stats/base/dists/arcsine/pdf]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/pdf
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[@stdlib/stats/base/dists/arcsine/quantile]: https://www.npmjs.com/package/@stdlib/stats/tree/main/base/dists/arcsine/quantile
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<!-- </toc-links> -->
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</section>
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<!-- /.links -->
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