--- a
+++ b/tests/conftest.py
@@ -0,0 +1,17 @@
+import numpy as np
+import pandas as pd
+import pytest
+
+from src.config import settings
+from src.cvd_risk_scores.modules import typings
+
+
+@pytest.fixture
+def rng() -> np.random.Generator:
+    """Construct a new Random Generator using the seed specified in settings.
+
+    Returns:
+        numpy.random.Generator: a Random Generator based on BitGenerator(PCG64)
+    """
+    return np.random.default_rng(settings.SEED)
+