Data Cleaning Exercises

Dataset pack

Tickets by team and status

Support tickets per team with free-typed statuses, for a team-by-status count table.

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 Counts of nothing are zero.

tickets 23 rows × 3 columns

Download tickets.csv (Pro)

Data dictionary

id
Unique ticket ID.
team
Team as typed.
status
Status as typed.

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.