evidence notebook folder structure standardized

Author: Atul

README.md

@@ -158,10 +158,10 @@ src/
   metrics/
   runner/
 framework/
-raw_data/
+data/raw/
 logs/
 outputs/
-notebook.ipynb
+evidence/EvidenceNB.ipynb
 requirements.txt
 ```
 

notebook.ipynb evidence/EvidenceNB.ipynbnotebook.ipynb renamed to evidence/EvidenceNB.ipynb

@@ -112,7 +112,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": null,
    "id": "5fce1186-24e7-475f-82f1-763970891d79",
    "metadata": {},
    "outputs": [
@@ -401,8 +401,8 @@
     "#EXECUTION\n",
     "import pandas as pd                                                        \n",
     "\n",
-    "teams_df = pd.read_csv(\"raw_data/nfl_teams.csv\")\n",
-    "events_df = pd.read_csv(\"raw_data/spreadspoke_scores.csv\")\n",
+    "teams_df = pd.read_csv(\"data/raw/nfl_teams.csv\")\n",
+    "events_df = pd.read_csv(\"data/raw/spreadspoke_scores.csv\")\n",
     "\n",
     "print(\"Teams shape:\", teams_df.shape)\n",
     "print(\"Events shape:\", events_df.shape)\n",
@@ -1547,7 +1547,7 @@
     "and code version.\n",
     "\n",
     "**Reproducibility guarantees**\n",
-    "- Raw input data is preserved unchanged under `raw_data/`.\n",
+    "- Raw input data is preserved unchanged under `data/raw/`.\n",
     "- All transformations and metrics are deterministic.\n",
     "- Contracts enforce schema and rule consistency before and after computation.\n",
     "- Outputs are written in a stable, schema-aware format (Parquet).\n",