quartile
pronunciation
How to pronounce quartile in British English:
UK [ˈkwɔ:taɪl]
How to pronounce quartile in American English:
US [ˈkwɔrtaɪl]
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- Noun:
- (statistics) any of three points that divide an ordered distribution into four parts each containing one quarter of the scores
Word Origin
- quartile (n.)
- c. 1500, originally in astronomy; see quartile (adj.). In statistics, from 1879.
- quartile (adj.)
- mid-15c., "90 degrees apart" (of astronomical measurements), from Middle French quartil, from Medieval Latin quartilus "of a quartile," from Latin quartus "fourth" (see quart).
Example
- 1. Among the worst performers ( the bottom quartile , which are mostly poor countries ) the improvement has been slightly greater : from 112 days to 63 .
- 2. A study by economists at the atlanta fed found that thirty per cent of people in the lowest quartile of financial literacy thought they had a fixed-rate mortgage when in fact they had an adjustable-rate one .
- 3. In fact , china 's performance is even worse than that of argentina , the slowest-growing country in the index , and brazil , with the second slowest-growing economy , produced top quartile investment returns .
- 4. Whites are four times as likely than african-americans to rise from the bottom quartile to the top .
- 5. In many developing countries , the poorest quartile of consumers spends close to three-quarters of its income on food .