diff --git a/1-first-project/DataVisualization.ipynb b/1-first-project/DataVisualization.ipynb
index 0f1f17c..c033845 100644
--- a/1-first-project/DataVisualization.ipynb
+++ b/1-first-project/DataVisualization.ipynb
@@ -3,7 +3,7 @@
   {
    "cell_type": "code",
    "execution_count": 1,
-   "id": "877ecd7c",
+   "id": "be57f411",
    "metadata": {},
    "outputs": [],
    "source": [
@@ -14,7 +14,7 @@
   {
    "cell_type": "code",
    "execution_count": 2,
-   "id": "c7b1f50c",
+   "id": "46b73656",
    "metadata": {},
    "outputs": [],
    "source": [
@@ -24,7 +24,7 @@
   {
    "cell_type": "code",
    "execution_count": 3,
-   "id": "c906f335",
+   "id": "5bf3a07f",
    "metadata": {
     "tags": []
    },
@@ -73,7 +73,7 @@
   {
    "cell_type": "code",
    "execution_count": 4,
-   "id": "89662e4f",
+   "id": "0ac7581c",
    "metadata": {},
    "outputs": [],
    "source": [
@@ -88,7 +88,7 @@
   {
    "cell_type": "code",
    "execution_count": 5,
-   "id": "28c993cc",
+   "id": "8cfb48f3",
    "metadata": {},
    "outputs": [
     {
@@ -131,11 +131,13 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "id": "6bf9cbc7",
+   "execution_count": 6,
+   "id": "93ace051",
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "exit()"
+   ]
   }
  ],
  "metadata": {
diff --git a/1-first-project/notes.md b/1-first-project/notes.md
index 73f1258..155156b 100644
--- a/1-first-project/notes.md
+++ b/1-first-project/notes.md
@@ -2,8 +2,8 @@
 
 The given data at [iui-datalrelease1-sose2021-readonly/\*](/opt/iui-datarelease1-sose2021) represents sensor data from a pen.
 
-|----------------------------------------------------------------------------|
 | Data   | MinVal | MaxVal | Description                                     |
+| ------ |:------:|:------:| ----------------------------------------------- |
 | Millis |   -    |   -    | Timestamp from tablet                           |
 | Acc1 X |   -    |   -    | Front/Tip accelerometer (Direction: Left/Right) |
 | Acc1 Y |   -    |   -    | Front/Tip accelerometer (Direction: Up/Down)    |
@@ -19,7 +19,6 @@ The given data at [iui-datalrelease1-sose2021-readonly/\*](/opt/iui-datarelease1
 | Mag Z  |   -    |   -    | Magnetometer                                    |
 | Force  |   -    |   -    | Force applied                                   |
 | Time   |   -    |   -    | Time from start of "recording"                  |
-|----------------------------------------------------------------------------|
 
 There were 100 participants.