Data Cleaning Exercises

Dataset pack

Orders from several regions

An order export covering EU, US and APAC, where only EU orders belong in the report.

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 Out of scope is not an error.

orders 14 rows × 3 columns

Download orders.csv (Pro)

Data dictionary

id
Unique order ID.
region
Sales region as typed (EU, US, APAC); may be missing.
amount
Order amount as text with up to two decimals.

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.