Data Cleaning Exercises

Dataset pack

Order values for KPIs

Order amounts for a KPI panel that reads metrics as rows.

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 Headline metrics as rows.

orders 6 rows × 2 columns

Download orders.csv (Pro)

Data dictionary

id
Unique order ID.
amount
Order amount as text.

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.