Apply suggestions from code review

Signed-off-by: Athan <kgryte@gmail.com>

Author: kgryte

lib/node_modules/@stdlib/stats/base/ndarray/dnanstdevpn/benchmark/benchmark.js

@@ -43,10 +43,10 @@ var options = {
 // FUNCTIONS //
 
 /**
-* Returns a random value, possibly NaN.
+* Returns a random value.
 *
 * @private
-* @returns {number} random value or `NaN`
+* @returns {number} random value
 */
 function rand() {
 	if ( bernoulli( 0.8 ) < 1 ) {