Apply suggestions from code review

Signed-off-by: Athan <[email protected]>

Author: kgryte

lib/node_modules/@stdlib/stats/base/variancepn/docs/repl.txt

@@ -47,15 +47,13 @@
 
     // Using `N` and stride parameters:
     > x = [ -2.0, 1.0, 1.0, -5.0, 2.0, -1.0 ];
-    > var stride = 2;
-    > {{alias}}( 3, 1, x, stride )
+    > {{alias}}( 3, 1, x, 2 )
     ~4.3333
 
     // Using view offsets:
     > var x0 = new {{alias:@stdlib/array/float64}}( [ 1.0, -2.0, 3.0, 2.0, 5.0, -1.0 ] );
     > var x1 = new {{alias:@stdlib/array/float64}}( x0.buffer, x0.BYTES_PER_ELEMENT*1 );
-    > stride = 2;
-    > {{alias}}( 3, 1, x1, stride )
+    > {{alias}}( 3, 1, x1, 2 )
     ~4.3333