A quintile

USAGE SUMMARY

The phrase "A quintile" is correct and usable in written English.
It can be used in statistical contexts to refer to one of the five equal groups into which a population can be divided based on a particular variable. Example: "In the study, participants were divided into a quintile based on their income levels to analyze spending habits."

✓ Grammatically correct

Science

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

37 human-written examples

The differences between Q1 and Q5 were substantial: the risk of T2D among men was about 1.7-fold (8.9% vs. 5.3%) higher in the most deprived quintile, and the risk of obesity among women was 1.3-fold (21.8% vs. 16.9%) higher.> -wrap-foot> a)Quintile 1 'lowest deprivation'.

BMC Public Health

(A quintile is economist speak for 20percentt of the population).

Huffington Post

A quintile number of one represented the lowest 20% of areas, up to the highest 20% of areas which were given a quintile number of five.

BMC Health Services Research

A quintile split of SEIFA values was used to create five socioeconomic groups ranging from most disadvantaged (Quintile 1) to most advantaged (Quintile 5).

BMC Health Services Research

A quintile split of total family income was used to create five socioeconomic groups ranging from most disadvantaged (quintile 1) to most advantaged (quintile 5).

BMC Health Services Research

Fig 1 a Quintile map and Moran's scatter plot for IMR for 2010 2011.

Genus

Human-verified similar examples from authoritative sources

Similar Expressions

23 human-written examples

A Poisson regression model A: socioeconomic quintile, stratified by age and gender.

BMC Public Health

Age was measured in years and coded as a quintile-categorical indicator variable.

Health and Quality of Life Outcomes

a Quintiles combines when a larger portion of the study participants had same concentration value.

Environmental Health: A Global Access Science Source

Library preparation and small RNA sequencing was performed by Expression Analysis, A Quintiles Company (Durham, NC).

BMC Cancer

Data was normalized via a quintiles normalization and summarized using the Robust Multi-array Average (RMA) method [ 82].

BMC Genomics

Expert writing Tips

Best practice

When using "A quintile", ensure the context clearly involves dividing a dataset or population into five equal groups. Provide sufficient context to avoid ambiguity.

Common error

Avoid treating quintiles as continuous variables. Quintiles represent categories, not continuous values. So, do not perform calculations that assume equal intervals between quintiles without justification.

Linguistic Context

The phrase "A quintile" functions as a noun phrase, typically used as a subject, object, or complement in a sentence. It identifies a specific segment within a dataset or population that has been divided into five equal groups. This is evident in Ludwig examples, where it is used to categorize individuals or areas based on socioeconomic factors.

Expression frequency: Common

Frequent in

Science

80%

News & Media

10%

Formal & Business

10%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "A quintile" is grammatically correct and widely used in scientific, news, and formal contexts to denote one of five equal groups into which a dataset or population is divided. As Ludwig AI states, it's suitable for statistical analysis, enabling comparison and identification of trends within those segments. When employing this term, ensure the context is clear and that its categorical nature is understood to avoid misinterpretations. Common errors include treating quintiles as continuous variables. Alternatives such as "one fifth of a distribution" or "a segment representing 20% of the data" can be used for clarity, but the term "A quintile" has a more exact scientific meaning.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

One fifth of a distribution

Replaces "quintile" with its numerical equivalent, focusing on the division of a distribution.

A fifth percentile range

Emphasizes the range within a fifth of the data.

A segment representing 20% of the data

Clarifies "quintile" with its percentage equivalent and specifies the data representation.

A group constituting the top 20 percent

Focuses on the composition of the group and its proportion.

An income bracket comprising a fifth of the population

Specifies the context as income distribution and uses broader terms.

Each fifth of the ranked data

Highlights the ranking aspect of the data division.

A portion representing a fifth of the total

Uses general terms to describe the part and its proportion.

A category encompassing 20% of the observations

Emphasizes the categorization and number of observations.

The segment representing the lowest fifth

Indicates the position of data to the lowest part

A bracket that covers 20 percent of total number

An alternative is using the bracket terminology.

FAQs

How is "A quintile" used in statistical analysis?

In statistical analysis, "a quintile" refers to one of five equal groups into which a population is divided. It's commonly used to analyze income distribution, socioeconomic status, or other ranked data. Analyzing data by quintiles helps identify inequalities and trends across different segments of the population.

What is the difference between "a quintile" and "a quartile"?

"A quintile" divides a dataset into five equal parts, while "a quartile" divides it into four. Quintiles provide a finer level of granularity than quartiles, allowing for more detailed analysis.

How do I determine which data points belong to "a quintile"?

To determine the data points that belong to "a quintile", rank the data in ascending order. Then, divide the dataset into five equal groups. Each of these groups represents "a quintile". The first quintile contains the lowest 20% of the data, and the fifth quintile contains the highest 20%.

When is it appropriate to use "a decile" instead of "a quintile"?

Use "a decile" when you need a more granular analysis, dividing the data into ten equal parts (10% each). "A quintile" is suitable when five groups (20% each) provide sufficient detail for your analysis.