Given the table below: Which of the following variables can be considered inconsistent, and how many distinct values should the variable have?

The correct answer is B. Gender, two. The table provided shows an inconsistency in the 'Gender' column, which lists three distinct Male, Female, and College. This is inconsistent because 'College' is not a gender category. The 'Gender' column should only have two distinct values, typically 'Male' and 'Female', to…

Data Governance, Quality, and Controls

Question

Given the table below:

Which of the following variables can be considered inconsistent, and how many distinct values should the variable have?

Exhibit

Options

AName, one
BGender, two
CLevel, three
DCode, four
ERegion, five

How the community answered

(19 responses)

A
16% (3)
B
68% (13)
C
11% (2)
E
5% (1)

Explanation

The table provided shows an inconsistency in the 'Gender' column, which lists three distinct Male, Female, and College. This is inconsistent because 'College' is not a gender category. The 'Gender' column should only have two distinct values, typically 'Male' and 'Female', to accurately represent gender data. This error could be due to a data entry mistake or a misclassification during data collection. In data analysis, it's crucial to ensure that categorical variables like gender are consistent and correctly classified, as this can significantly impact the analysis results. Data cleaning processes often involve identifying and correcting such inconsistencies to maintain the integrity of the data

Topics

#Data Quality#Data Inconsistency#Data Validation#Cardinality

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