Which correlation is used for attributes?
Understand the Problem
The question is inquiring about the type of correlation that is utilized for analyzing relationships between attributes, likely in the context of statistics or data analysis. It seeks to understand the specific correlation methods applicable to attribute data.
Answer
Spearman's correlation coefficient.
For attributes, the Spearman's correlation coefficient is often used, especially when the attributes are ordinal.
Answer for screen readers
For attributes, the Spearman's correlation coefficient is often used, especially when the attributes are ordinal.
More Information
Spearman's correlation is a non-parametric measure that is typically used when dealing with ordinal variables or when the data do not adhere to normal distribution assumptions.
Tips
A common mistake is using Pearson's correlation for ordinal data, which is more suitable for interval or ratio data with a linear relationship.
Sources
- How can I find the correlation between groups of *attributes - stats.stackexchange.com
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