diff --git a/lib/node_modules/@stdlib/stats/base/dists/chi/skewness/lib/main.js b/lib/node_modules/@stdlib/stats/base/dists/chi/skewness/lib/main.js
index b3f905048bd7..03a7649a0e7d 100644
--- a/lib/node_modules/@stdlib/stats/base/dists/chi/skewness/lib/main.js
+++ b/lib/node_modules/@stdlib/stats/base/dists/chi/skewness/lib/main.js
@@ -59,8 +59,8 @@ function skewness( k ) {
 		return NaN;
 	}
 	mu = mean( k );
-	sigma = sqrt( variance( k ) );
-	sigma2 = sigma * sigma;
+	sigma2 = variance( k );
+	sigma = sqrt( sigma2 );
 	sigma3 = sigma2 * sigma;
 	return ( mu / sigma3 ) * ( 1.0 - ( 2.0*sigma2 ) );
 }
diff --git a/lib/node_modules/@stdlib/stats/base/dists/hypergeometric/mean/lib/main.js b/lib/node_modules/@stdlib/stats/base/dists/hypergeometric/mean/lib/main.js
index fc4e956cb3a5..c0e04ded46d6 100644
--- a/lib/node_modules/@stdlib/stats/base/dists/hypergeometric/mean/lib/main.js
+++ b/lib/node_modules/@stdlib/stats/base/dists/hypergeometric/mean/lib/main.js
@@ -82,7 +82,7 @@ function mean( N, K, n ) {
 	) {
 		return NaN;
 	}
-	return n * ( K / N );
+	return ( n * K ) / N;
 }
 
 
diff --git a/lib/node_modules/@stdlib/stats/base/dists/hypergeometric/mean/test/test.js b/lib/node_modules/@stdlib/stats/base/dists/hypergeometric/mean/test/test.js
index 49ce8aa5b985..c1e9cf7d6733 100644
--- a/lib/node_modules/@stdlib/stats/base/dists/hypergeometric/mean/test/test.js
+++ b/lib/node_modules/@stdlib/stats/base/dists/hypergeometric/mean/test/test.js
@@ -130,7 +130,7 @@ tape( 'the function returns the mean of a hypergeometric distribution', function
 	n = data.n;
 	for ( i = 0; i < n.length; i++ ) {
 		y = mean( N[i], K[i], n[i] );
-		t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
+		t.strictEqual( isAlmostSameValue( y, expected[ i ], 0 ), true, 'returns expected value' );
 	}
 	t.end();
 });