fix: refactor random function

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
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    status: passed
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---

Author: NishchayRajput

lib/node_modules/@stdlib/stats/base/dists/lognormal/pdf/README.md

@@ -224,7 +224,7 @@ int main( void ) {
 
     for ( i = 0; i < 25; i++ ) {
         x = random_uniform( 0.0, 10.0 );
-        mu = random_uniform( 0.0, 10.0 ) - 5.0;
+        mu = random_uniform( -5.0, 5.0 );
         sigma = random_uniform( 0.0, 20.0 );
         y = stdlib_base_dists_lognormal_pdf( x, mu, sigma );
         printf( "x: %lf, mu: %lf, sigma: %lf, f(x;mu,sigma): %lf\n", x, mu, sigma, y );

lib/node_modules/@stdlib/stats/base/dists/lognormal/pdf/benchmark/benchmark.native.js

@@ -24,9 +24,9 @@ var resolve = require( 'path' ).resolve;
 var bench = require( '@stdlib/bench' );
 var Float64Array = require( '@stdlib/array/float64' );
 var tryRequire = require( '@stdlib/utils/try-require' );
-var randu = require( '@stdlib/random/base/randu' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var EPS = require( '@stdlib/constants/float64/eps' );
+var uniform = require( '@stdlib/random/base/uniform' );
 var pkg = require( './../package.json' ).name;
 
 
@@ -53,9 +53,9 @@ bench( pkg+'::native', opts, function benchmark( b ) {
 	mu = new Float64Array( len );
 	sigma = new Float64Array( len );
 	for ( i = 0; i < len; i++ ) {
-		x[ i ] = ( randu() * 100.0 ) - 100.0;
-		mu[ i ] = ( randu() * 100.0 ) - 50.0;
-		sigma[ i ] = ( randu() * 20.0 ) + EPS;
+		x[ i ] = uniform( -100.0, 100.0 );
+		mu[ i ] = uniform( -50.0, 50.0 );
+		sigma[ i ] = uniform( EPS, 20.0 );
 	}
 
 	b.tic();

lib/node_modules/@stdlib/stats/base/dists/lognormal/pdf/benchmark/c/benchmark.c

@@ -102,9 +102,9 @@ static double benchmark( void ) {
 	int i;
 
 	for ( i = 0; i < 100; i++ ) {
-		x[ i ] = random_uniform( 0.0, 100.0 ) - 100.0;
-		mu[ i ] = random_uniform( 0.0, 100.0 ) - 50.0;
-		sigma[ i ] = random_uniform( 0.0, 20.0 ) + STDLIB_CONSTANT_FLOAT64_EPS;
+		x[ i ] = random_uniform( -100.0, 0.0 );
+		mu[ i ] = random_uniform( -50.0, 50.0 );
+		sigma[ i ] = random_uniform( STDLIB_CONSTANT_FLOAT64_EPS, 20.0 );
 	}
 
 	t = tic();

lib/node_modules/@stdlib/stats/base/dists/lognormal/pdf/examples/c/example.c

@@ -34,7 +34,7 @@ int main( void ) {
 
 	for ( i = 0; i < 25; i++ ) {
 		x = random_uniform( 0.0, 10.0 );
-		mu = random_uniform( 0.0, 10.0 ) - 5.0;
+		mu = random_uniform( 5.0, -5.0 );
 		sigma = random_uniform( 0.0, 20.0 );
 		y = stdlib_base_dists_lognormal_pdf( x, mu, sigma );
 		printf( "x: %lf, mu: %lf, sigma: %lf, f(x;mu,sigma): %lf\n", x, mu, sigma, y );