DA0-001 · Question #394
Given the following data: Which of the following best describes the main issue in the data set?
The correct answer is A. Inconsistent data. Inconsistent data (A) refers to the same type of information being represented in different formats or styles within a dataset (e.g., dates formatted as MM/DD/YYYY in some rows and DD-MM-YYYY in others, or state names written as both 'CA' and 'California'). This is the most…
Question
Given the following data:
Which of the following best describes the main issue in the data set?
Exhibit
Options
- AInconsistent data
- BData mismatch
- CInvalid data
- DRedundant data
How the community answered
(33 responses)- A73% (24)
- B9% (3)
- C3% (1)
- D15% (5)
Explanation
Inconsistent data (A) refers to the same type of information being represented in different formats or styles within a dataset (e.g., dates formatted as MM/DD/YYYY in some rows and DD-MM-YYYY in others, or state names written as both 'CA' and 'California'). This is the most common data quality issue when values exist but lack uniformity. Data mismatch (B) refers to type conflicts between fields. Invalid data (C) refers to values outside acceptable ranges. Redundant data (D) refers to duplicate records.
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