Quartile - Meaning, Definition & English Examples
A quartile is a statistical term that divides a data set into four equal parts, each representing 25% of the values. It helps analyze the distribution and spread of data.
Definition:
Each of four equal groups into which a population can be divided based on statistical distribution.
Synonyms:
quarter, segment, division
Part of Speech:
noun
Antonyms:
whole, entirety
Common Collocations:
lower quartile, upper quartile, quartile range, quartile deviation
Derivatives:
quartiles, interquartile
Usage Tips:
Use "quartile" to describe statistical divisions; ensure context clarifies whether referring to data distribution or specific values.
Common Phrases:
first quartile, third quartile, interquartile range
Etymology:
From Latin "quartus," meaning "fourth," reflecting division into four parts in statistics.
Examples:
- 1. The first quartile marks the 25th percentile of the data set.
- 2. Students analyzed the upper quartile to understand high-performing scores in the test results.
- 3. The interquartile range helps identify the middle 50% of values in statistics.
- 4. Her salary falls in the third quartile compared to others in her industry.