ILLUSTRATIVE PRACTICE DATASET — not real students or payments.
TechNet Consultancy training-institute enquiries (synthetic).
Generated 4 November 2026 for blog exercises.
Rows (including deliberate duplicates): 854
CSV sha256 prefix: 175d6d99dc02
Known deliberate issues: blank course/source/city/date/name,
mixed date formats, ₹/Rs./comma fee text, duplicate enquiry_id,
near-duplicate person, enrolled_amount on non-enrolled rows,
inconsistent city casing.
Use with: data-analysis-process, types-of-data-analysis,
excel-skills-for-data-analysts, sql-queries-for-data-analysis.