Module 8 Activity: Build a Weekly Trend

Estimated active time: 90 minutes

Task

Use a fictional weekly engagement dataset to create a time-based summary.

Steps

1. Parse the event date column.
2. Check failed date parsing.
3. Sort by date.
4. Create month and weekday fields.
5. Create a weekly summary.
6. Calculate a three-week rolling average.
7. Compare two courses over the same time window.
8. Write one limitation about the trend.

Deliverable

• Time analysis notebook or worksheet.
• Weekly summary table.
• Rolling average table or chart-ready output.
• Time comparison limitation note.

Quality bar

The activity is ready when the learner compares equal time windows and does not call the rolling average a forecast.