test: use single-precision utils

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

Author: kgryte

lib/node_modules/@stdlib/stats/base/ndarray/sdsmeanors/test/test.js

@@ -23,7 +23,7 @@
 var tape = require( 'tape' );
 var Float32Array = require( '@stdlib/array/float32' );
 var isnanf = require( '@stdlib/math/base/assert/is-nanf' );
-var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
+var isPositiveZerof = require( '@stdlib/math/base/assert/is-positive-zerof' );
 var ndarray = require( '@stdlib/ndarray/base/ctor' );
 var sdsmeanors = require( './../lib' );
 
@@ -72,7 +72,7 @@ tape( 'the function calculates the arithmetic mean of a one-dimensional ndarray'
 
 	x = new Float32Array( [ -0.0, 0.0, -0.0 ] );
 	v = sdsmeanors( [ vector( x, 3, 1, 0 ) ] );
-	t.strictEqual( isPositiveZero( v ), true, 'returns expected value' );
+	t.strictEqual( isPositiveZerof( v ), true, 'returns expected value' );
 
 	x = new Float32Array( [ NaN ] );
 	v = sdsmeanors( [ vector( x, 1, 1, 0 ) ] );