docs: improve README examples of stats/base/dists/laplace namespace

PR-URL: #1875
Closes: #1633

Co-authored-by: Philipp Burckhardt <[email protected]>
Reviewed-by: Philipp Burckhardt <[email protected]>

Author: bruno-noir

lib/node_modules/@stdlib/stats/base/dists/laplace/README.md

@@ -109,10 +109,82 @@ var y = dist.cdf( 0.5 );
 <!-- eslint no-undef: "error" -->
 
 ```javascript
-var objectKeys = require( '@stdlib/utils/keys' );
 var laplace = require( '@stdlib/stats/base/dists/laplace' );
 
-console.log( objectKeys( laplace ) );
+var dist = new laplace.Laplace( 4.0, 2.0 );
+
+console.log( dist.mu );
+// => 4.0
+
+console.log( dist.b );
+// => 2.0
+
+dist.mu = 6.0;
+dist.b = 3.0;
+
+console.log( dist.mu );
+// => 6.0
+
+console.log( dist.b );
+// => 3.0
+
+console.log( dist.kurtosis );
+// => 3.0
+
+console.log( dist.median );
+// => 6.0
+
+console.log( dist.variance );
+// => 18.0
+
+var mu = 4.0;
+var b = 2.0;
+
+console.log( laplace.pdf( 2.0, mu, b ) );
+// => ~0.092
+
+console.log( laplace.cdf( 2.0, mu, b ) );
+// => ~0.184
+
+console.log( laplace.quantile( 0.5, mu, b ) );
+// => 4.0
+
+mu = 6.0;
+b = 3.0;
+
+console.log( laplace.entropy( mu, b ) );
+// => ~ 2.7918
+
+console.log( laplace.mean( mu, b ) );
+// => 6.0
+
+console.log( laplace.median( mu, b ) );
+// => 6.0
+
+console.log( laplace.mode( mu, b ) );
+// => 6.0
+
+console.log( laplace.variance( mu, b ) );
+// => 18.0
+
+console.log( laplace.skewness( mu, b ) );
+// => 0.0
+
+var myquantile = laplace.quantile.factory( 10.0, 2.0 );
+
+console.log( myquantile( 0.2 ) );
+// => ~8.167
+
+console.log( myquantile( 0.8 ) );
+// => ~11.833
+
+var mylogpdf = laplace.logpdf.factory( 10.0, 2.0 );
+
+console.log( mylogpdf( 10.0) );
+// => ~-1.386
+
+console.log( mylogpdf( 5.0 ) );
+// => ~-3.886
 ```
 
 </section>

lib/node_modules/@stdlib/stats/base/dists/laplace/examples/index.js

@@ -18,7 +18,79 @@
 
 'use strict';
 
-var objectKeys = require( '@stdlib/utils/keys' );
 var laplace = require( './../lib' );
 
-console.log( objectKeys( laplace ) );
+var dist = new laplace.Laplace( 4.0, 2.0 );
+
+console.log( dist.mu );
+// => 4.0
+
+console.log( dist.b );
+// => 2.0
+
+dist.mu = 6.0;
+dist.b = 3.0;
+
+console.log( dist.mu );
+// => 6.0
+
+console.log( dist.b );
+// => 3.0
+
+console.log( dist.kurtosis );
+// => 3.0
+
+console.log( dist.median );
+// => 6.0
+
+console.log( dist.variance );
+// => 18.0
+
+var mu = 4.0;
+var b = 2.0;
+
+console.log( laplace.pdf( 2.0, mu, b ) );
+// => ~0.092
+
+console.log( laplace.cdf( 2.0, mu, b ) );
+// => ~0.184
+
+console.log( laplace.quantile( 0.5, mu, b ) );
+// => 4.0
+
+mu = 6.0;
+b = 3.0;
+
+console.log( laplace.entropy( mu, b ) );
+// => ~ 2.7918
+
+console.log( laplace.mean( mu, b ) );
+// => 6.0
+
+console.log( laplace.median( mu, b ) );
+// => 6.0
+
+console.log( laplace.mode( mu, b ) );
+// => 6.0
+
+console.log( laplace.variance( mu, b ) );
+// => 18.0
+
+console.log( laplace.skewness( mu, b ) );
+// => 0.0
+
+var myquantile = laplace.quantile.factory( 10.0, 2.0 );
+
+console.log( myquantile( 0.2 ) );
+// => ~8.167
+
+console.log( myquantile( 0.8 ) );
+// => ~11.833
+
+var mylogpdf = laplace.logpdf.factory( 10.0, 2.0 );
+
+console.log( mylogpdf( 10.0) );
+// => ~-1.386
+
+console.log( mylogpdf( 5.0 ) );
+// => ~-3.886