Add test fixture for weighted Harmonic Mean

Added a simple test case for weighted harmonic mean.
2025-10-20 05:54:41 +08:00 · 2014-11-02 23:12:11 -05:00
parent e96934fae8
commit ad68effc03
1 changed files with 5 additions and 0 deletions
--- a/stat_test.go
+++ b/stat_test.go
@@ -321,6 +321,11 @@ func TestHarmonicMean(t *testing.T) {
 			x:   []float64{.5, .125},
 			ans: .2,
 		},
+		{
+			x:   []float64{.5, .125},
+			wts: []float64{2, 1},
+			ans: .25,
+		},
 	} {
 		c := HarmonicMean(test.x, test.wts)
 		if math.Abs(c-test.ans) > 1e-14 {