diff --git a/testing_project/logistic.py b/testing_project/logistic.py
index e49d1c2..42e5af8 100644
--- a/testing_project/logistic.py
+++ b/testing_project/logistic.py
@@ -1 +1,3 @@
 # Your code goes here
+def f(x, r):
+    return r * x * (1 - x)
\ No newline at end of file
diff --git a/testing_project/test_logistic.py b/testing_project/test_logistic.py
index 100d824..972cb9b 100644
--- a/testing_project/test_logistic.py
+++ b/testing_project/test_logistic.py
@@ -13,6 +13,19 @@ def test_f_corner_cases():
         result = f(x, r)
         assert_allclose(result, expected)
 
+
+def test_f_generic_cases():
+    # Test cases are (x, r, expected)
+    cases = [
+        (0.1, 2.2, 0.198),
+        (0.2, 3.4, 0.544),
+        (0.5, 2, 0.5)
+    ]
+    for x, r, expected in cases:
+        result = f(x, r)
+        assert_allclose(result, expected)
+
+
 # Hands on 1
 #Add a new test for these generic cases using the for-loop pattern:
 # x=0.1, r=2.2 => f(x, r)=0.198