Inconsistent categories
Spelling, capitalization, and alternate labels can split a single category into several groups.
3 minutes. No sign-up needed.
This lesson is part of the Data Analytics course.
Example plan3 lessons · 9 min
Duplicate records3 min
Inconsistent categoriesData quality assessment3 min
Validity checksData quality assessment3 min
An example. Your plan follows your answers, so it can start later and end sooner.
Build my plan
Start free, no account needed.