chore: apply suggestions from code review

Signed-off-by: Philipp Burckhardt <[email protected]>

Author: Planeshifter

lib/node_modules/@stdlib/stats/base/dists/gumbel/logpdf/README.md

@@ -160,7 +160,7 @@ for ( i = 0; i < 10; i++ ) {
 
 #### stdlib_base_dists_gumbel_logcdf( x, mu, beta )
 
-Evaluates the logarithm of the probability density function (PDF) for a Gumbel distribution
+Evaluates the logarithm of the [probability density function][pdf] (PDF) for a [Gumbel][gumbel-distribution] distribution with parameters `mu` (location parameter) and `beta > 0` (scale parameter).```
 
 ```c
 double out = stdlib_base_dists_gumbel_logpdf( 0.0, 0.0, 2.0 );

lib/node_modules/@stdlib/stats/base/dists/gumbel/logpdf/benchmark/c/benchmark.c

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

lib/node_modules/@stdlib/stats/base/dists/gumbel/logpdf/src/main.c

@@ -27,12 +27,12 @@
 *
 * @param x       input value
 * @param mu      location parameter
-* @param beta    sclae parameter
+* @param beta    scale parameter
 * @return        evaluated logarithm of PDF
 *
 * @example
-* double y = stdlib_base_gumbel_logpdf( 0.0, 0.0, 2.0 );
-* // returns ~-1.0
+* double y = stdlib_base_dists_gumbel_logpdf( 0.0, 0.0, 2.0 );
+* // returns ~-1.693
 */
 double stdlib_base_dists_gumbel_logpdf( const double x, const double mu, const double beta ) {
 	double z;