diff --git a/lib/node_modules/@stdlib/stats/base/dists/signrank/cdf/benchmark/benchmark.js b/lib/node_modules/@stdlib/stats/base/dists/signrank/cdf/benchmark/benchmark.js
index 4b045b96c64e..5ae035ca0229 100644
--- a/lib/node_modules/@stdlib/stats/base/dists/signrank/cdf/benchmark/benchmark.js
+++ b/lib/node_modules/@stdlib/stats/base/dists/signrank/cdf/benchmark/benchmark.js
@@ -61,13 +61,16 @@ bench( pkg, function benchmark( b ) {
 
 bench( format( '%s::factory', pkg ), function benchmark( b ) {
 	var mycdf;
+	var len;
 	var n;
 	var x;
 	var y;
 	var i;
 
 	n = 20;
+	len = 100;
 	mycdf = cdf.factory( n );
+	x = uniform( len, 0.0, 20.0 );
 
 	x = uniform( 100, 0.0, 20.0, {
 		'dtype': 'float64'
diff --git a/lib/node_modules/@stdlib/stats/base/dists/signrank/quantile/benchmark/benchmark.js b/lib/node_modules/@stdlib/stats/base/dists/signrank/quantile/benchmark/benchmark.js
index 846dde915e67..b52df35e34ca 100644
--- a/lib/node_modules/@stdlib/stats/base/dists/signrank/quantile/benchmark/benchmark.js
+++ b/lib/node_modules/@stdlib/stats/base/dists/signrank/quantile/benchmark/benchmark.js
@@ -61,13 +61,16 @@ bench( pkg, function benchmark( b ) {
 
 bench( format( '%s::factory', pkg ), function benchmark( b ) {
 	var myquantile;
+	var len;
 	var n;
 	var p;
 	var y;
 	var i;
 
 	n = 8;
+	len = 100;
 	myquantile = quantile.factory( n );
+	p = uniform( len, 0.0, 1.0 );
 
 	p = uniform( 100, 0.0, 1.0, {
 		'dtype': 'float64'