bench: fix value generation

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: passed
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: na
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---

Author: kgryte

lib/node_modules/@stdlib/stats/base/dists/rayleigh/quantile/benchmark/benchmark.js

@@ -71,10 +71,14 @@ bench( pkg+':factory', function benchmark( b ) {
 	sigma = 4.0;
 	myquantile = quantile.factory( sigma );
 
+	p = new Float64Array( 100 );
+	for ( i = 0; i < 100; i++ ) {
+		p[ i ] = uniform( 0.0, 1.0 );
+	}
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		p = randu();
-		y = myquantile( p );
+		y = myquantile( p[ i%p.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}