noun
- plural of decile; the nine values that divide a dataset into ten equal parts, or the groups themselves
Usage: statistics; mathematics
Examples
- The researcher divided the income data into deciles to analyze wealth distribution.
- Students in the top deciles scored significantly higher on standardized tests.
- The ninth decile represents the boundary between the top 10% and the rest.
- Economic mobility was measured by tracking movement between deciles over time.
- The bottom three deciles showed the greatest improvement in test scores.
- Healthcare spending varied dramatically across income deciles.