improve the air pressure activity page

Author: chrisorban

docs/activities.html

@@ -265,7 +265,7 @@ <h5 class="no-anchor card-title listing-title">
 </div>
 </a>
 </div>
-<div class="g-col-1" data-index="1" data-categories="SW50cm8lMjBIUyUyQ01hdGglMkNQaHlzaWNhbCUyMFNjaWVuY2UlMkNQaHlzaWNzJTJDQXRtb3NwaGVyaWMlMjBTY2llbmNlJTJDRGF0YSUyMFNjaWVuY2UlMkNTcHJlYWRzaGVldHM=" data-listing-file-modified-sort="1749570054731" data-listing-reading-time-sort="1" data-listing-word-count-sort="124">
+<div class="g-col-1" data-index="1" data-categories="SW50cm8lMjBIUyUyQ01hdGglMkNQaHlzaWNhbCUyMFNjaWVuY2UlMkNQaHlzaWNzJTJDQXRtb3NwaGVyaWMlMjBTY2llbmNlJTJDRGF0YSUyMFNjaWVuY2UlMkNTcHJlYWRzaGVldHM=" data-listing-file-modified-sort="1750775572676" data-listing-reading-time-sort="1" data-listing-word-count-sort="138">
 <a href="./projects/airpressure.html" class="quarto-grid-link">
 <div class="quarto-grid-item card h-100 card-left">
 <p class="card-img-top">

docs/projects/airpressure.html

@@ -182,8 +182,10 @@ <h1 class="title">Air Pressure Versus Height</h1>
 <h2 class="anchored" data-anchor-id="links-to-activity">Links to Activity</h2>
 <p>Instructions for the activity, both data collection and data analysis, are given in the playlist shown below.</p>
 <ul>
+<li><a href="https://www.arduino.cc/education/science-journal">Download the Arduino Science Journal app</a></li>
 <li><a href="https://www.asc.ohio-state.edu/orban.14/stemcoding/pressure/barometer_lab.pdf">Student Worksheet</a></li>
-<li><a href="https://www.arduino.cc/education/science-journal">Arduino Science Journal app for data collection.</a></li>
+<li><a href="https://www.asc.ohio-state.edu/orban.14/stemcoding/pressure/lin_reg_instructions.pdf">How do a trendline with Google Sheets and Excel</a></li>
+<li><a href="https://www.asc.ohio-state.edu/orban.14/stemcoding/pressure/pressure_sample_data.pdf">Example data (pdf)</a> <a href="https://www.asc.ohio-state.edu/orban.14/stemcoding/pressure/sample_data.csv">Example data (csv)</a></li>
 </ul>
 </section>
 <section id="air-pressure-versus-height-playlist" class="level2">

docs/search.json

@@ -263,7 +263,7 @@
     "href": "projects/airpressure.html#links-to-activity",
     "title": "Air Pressure Versus Height",
     "section": "Links to Activity",
-    "text": "Links to Activity\nInstructions for the activity, both data collection and data analysis, are given in the playlist shown below.\n\nStudent Worksheet\nArduino Science Journal app for data collection."
+    "text": "Links to Activity\nInstructions for the activity, both data collection and data analysis, are given in the playlist shown below.\n\nDownload the Arduino Science Journal app\nStudent Worksheet\nHow do a trendline with Google Sheets and Excel\nExample data (pdf) Example data (csv)"
   },
   {
     "objectID": "projects/airpressure.html#air-pressure-versus-height-playlist",

projects/airpressure.qmd

@@ -20,8 +20,10 @@ seems to work best on all platforms is the Arduino Science Journal app. The goal
 ## Links to Activity
 Instructions for the activity, both data collection and data analysis, are given in the playlist shown below.
 
+* [Download the Arduino Science Journal app](https://www.arduino.cc/education/science-journal)
 * [Student Worksheet](https://www.asc.ohio-state.edu/orban.14/stemcoding/pressure/barometer_lab.pdf)
-* [Arduino Science Journal app for data collection.](https://www.arduino.cc/education/science-journal)
+* [How do a trendline with Google Sheets and Excel](https://www.asc.ohio-state.edu/orban.14/stemcoding/pressure/lin_reg_instructions.pdf)
+* [Example data (pdf)](https://www.asc.ohio-state.edu/orban.14/stemcoding/pressure/pressure_sample_data.pdf) [Example data (csv)](https://www.asc.ohio-state.edu/orban.14/stemcoding/pressure/sample_data.csv)
 
 ## Air Pressure Versus Height Playlist