diff --git a/src/base/mod.rs b/src/base/mod.rs
index 0f09cc33..1eabbfcf 100644
--- a/src/base/mod.rs
+++ b/src/base/mod.rs
@@ -64,3 +64,5 @@ pub use self::matrix_view::*;
 pub use self::storage::*;
 #[cfg(any(feature = "std", feature = "alloc"))]
 pub use self::vec_storage::*;
+
+mod variance_test;
diff --git a/src/base/variance_test.rs b/src/base/variance_test.rs
new file mode 100644
index 00000000..eec5f7e4
--- /dev/null
+++ b/src/base/variance_test.rs
@@ -0,0 +1,7 @@
+#[cfg(test)]
+use crate::DVector;
+#[test]
+fn test_variance_new() {
+    let v = DVector::repeat(10_000, 100000000.1234);
+    assert_eq!(v.variance(), 0.0)
+}