Data Cleaning Exercises

Dataset pack

Warehouse shipments

Outbound shipments with hand-entered weights and tracking numbers, some still pending.

Fictional data · UTF-8 CSV, every value quoted so padding and leading zeros survive; empty fields are missing values · free for personal and classroom practice · practise it in Errors versus warnings.

shipments 20 rows × 3 columns

Download shipments.csv (Pro)

Data dictionary

id
Unique shipment ID.
weight_kg
Weight in kilograms as text.
tracking
Carrier tracking number; N/A or - when not yet assigned.

Values are shown in quotes so leading and trailing spaces are visible. ∅ means the cell is missing. Exercises are also graded on hidden datasets that are never published.