diff --git a/tests/test_models.py b/tests/test_models.py
index 372440f..63a602a 100644
--- a/tests/test_models.py
+++ b/tests/test_models.py
@@ -2,82 +2,77 @@
 
 import numpy as np
 import numpy.testing as npt
+import pytest
 
+@pytest.mark.parametrize(
+    "test, expected",
+    [
+        ([ [0, 0], [0, 0], [0, 0] ], [0, 0]),
+        ([ [1, 2], [3, 4], [5, 6] ], [3, 4]),
+        ([[-1, 2, 3], [4, -5, 6], [7, 8, -9] ], [3.33333333, 1.66666667, 0.])
+    ]
+)
 
-def test_daily_mean_zeros():
+def test_daily_mean(test, expected):
     """Test that mean function works for an array of zeros."""
     from inflammation.models import daily_mean
 
-    test_input = np.array([[0, 0],
-                           [0, 0],
-                           [0, 0]])
-    test_result = np.array([0, 0])
-
-    # Need to use Numpy testing functions to compare arrays
-    npt.assert_array_equal(daily_mean(test_input), test_result)
-
-
-def test_daily_mean_integers():
-    """Test that mean function works for an array of positive integers."""
-    from inflammation.models import daily_mean
-
-    test_input = np.array([[1, 2],
-                           [3, 4],
-                           [5, 6]])
-    test_result = np.array([3, 4])
-
     # Need to use Numpy testing functions to compare arrays
-    npt.assert_array_equal(daily_mean(test_input), test_result)
-
-def test_daily_mean_pos_and_neg_integers():
-    """Test that mean function works for an array of positive and negative integers."""
-    from inflammation.models import daily_mean
-
-    test_input = np.array([[-1, 2, 3],
-                            [4, -5, 6],
-                            [7, 8, -9]])
-    test_result = np.array([3.33333333, 1.66666667, 0.])
+    npt.assert_array_almost_equal(daily_mean(np.array(test)), np.array(expected))
+
+@pytest.mark.parametrize(
+    "test, expected",
+    [
+        ([ [0, 0], [0, 0], [0, 0] ], [0, 0]),
+        ([ [1, 2], [3, 4], [5, 6] ], [5, 6]),
+        ([[-1, 2, 3], [4, -5, 6], [7, 8, -9] ], [7, 8, 6])
+    ]
+)
+
+def test_daily_max(test, expected):
+    """Test that max function works for an array of zeros."""
+    from inflammation.models import daily_max
 
     # Need to use Numpy testing functions to compare arrays
-    npt.assert_array_almost_equal(daily_mean(test_input), test_result)
+    npt.assert_array_equal(daily_max(np.array(test)), np.array(expected))
 
-def test_daily_max_zeros():
-    """Test that max function works for an array of zeros."""
-    from inflammation.models import daily_max
+# def test_daily_max_zeros():
+#     """Test that max function works for an array of zeros."""
+#     from inflammation.models import daily_max
 
-    test_input = np.array([[0, 0],
-                           [0, 0],
-                           [0, 0]])
-    test_result = np.array([0, 0])
+#     test_input = np.array([[0, 0],
+#                            [0, 0],
+#                            [0, 0]])
+#     test_result = np.array([0, 0])
 
-    # Need to use Numpy testing functions to compare arrays
-    npt.assert_array_equal(daily_max(test_input), test_result)
+#     # Need to use Numpy testing functions to compare arrays
+#     npt.assert_array_equal(daily_max(test_input), test_result)
 
 
 
-def test_daily_max_integers():
-    """Test that max function works for an array of positive integers."""
-    from inflammation.models import daily_max
+# def test_daily_max_integers():
+#     """Test that max function works for an array of positive integers."""
+#     from inflammation.models import daily_max
 
-    test_input = np.array([[1, 2],
-                           [3, 4],
-                           [5, 6]])
-    test_result = np.array([5, 6])
+#     test_input = np.array([[1, 2],
+#                            [3, 4],
+#                            [5, 6]])
+#     test_result = np.array([5, 6])
 
-    # Need to use Numpy testing functions to compare arrays
-    npt.assert_array_equal(daily_max(test_input), test_result)
+#     # Need to use Numpy testing functions to compare arrays
+#     npt.assert_array_equal(daily_max(test_input), test_result)
 
-def test_daily_max_floats():
-    """Test that max function works for an array of positive floats."""
-    from inflammation.models import daily_max
+# def test_daily_max_floats():
+#     """Test that max function works for an array of positive floats."""
+#     from inflammation.models import daily_max
 
-    test_input = np.array([[1.1, 2.2],
-                           [3.3, 4.4],
-                           [5.5, 6.6]])
-    test_result = np.array([5.5, 6.6])
+#     test_input = np.array([[1.1, 2.2],
+#                            [3.3, 4.4],
+#                            [5.5, 6.6]])
+#     test_result = np.array([5.5, 6.6])
 
-    # Need to use Numpy testing functions to compare arrays
-    npt.assert_array_equal(daily_max(test_input), test_result)
+#     # Need to use Numpy testing functions to compare arrays
+#     npt.assert_array_equal(daily_max(test_input), test_result)
 
 def test_daily_min_zeros():
     """Test that min function works for an array of zeros."""
@@ -129,7 +124,7 @@ def test_daily_min_pos_and_neg_integers():
     npt.assert_array_equal(daily_min(test_input), test_result)
 
 ...
-import pytest
+
 def test_daily_min_string():
     """Test for TypeError when passing strings"""
     from inflammation.models import daily_min