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PROCESS - Coggle Diagram
PROCESS
Common Situations
Duplicates
Insufficient data
Data that keep updating
Outdated data
Only one source
Geographically limited data
Insuficient sample size
http://www.raosoft.com/samplesize.html
Sampling bias
Irrelevant data
Inconsistent data
Null
Integrity
Completeness
Consistency
Accuracy
Trustworthiness
Business Objective
Cleaning data
Validation
Misspelling and typos
Remove formating
Verification
Data
Business problem
Goal