Create code-contributions.md

Author: rrrutledge

measuring/metrics/code-contributions.md

@@ -0,0 +1,15 @@
+# **Metric:** Code contributions
+
+**Synopsis**: Count of commits that do not come from the project owner.
+Gain additional insight by gathering metadata on these commits such as committer identity, committer business unit, or or commit timestamp.
+
+**Unit of Measurement**: Ordinal number 
+
+**Interpretation**: Higher contribution count is generally better.
+Higher diversity of contribution across people, business units or timeframe is generally better
+
+**Measuring**
+
+Look in your source control system to see who is committing to the project.
+Check to see who are the project owners.
+Count all commits from those who are not project owners.