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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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data are composed of

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "data are composed of" is correct and usable in written English.
It can be used when discussing the components or elements that make up data in a specific context, such as in scientific or technical writing. Example: "In our analysis, we found that the data are composed of various measurements taken over time."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

18 human-written examples

The empirical data are composed of the longitudinal surveys of 94 Internet ventures in Beijing, China.

The data are composed of personal information forms and mentorship scales filled out by 238 academic nurses.

These data are composed of stones, plants, bones and geological features, which are stored in separate files according to the fields of study.

Based on theory and simulations, we predict that perfusion data are composed of independent observations in time under the null hypothesis, in contrast to BOLD data, which possess marked autocorrelation.

Science

NeuroImage

The reference data are composed of feature vector time-sequence data that are obtained from spoken keywords.

Mud logging data are composed of descriptions of cuttings composition, spot coring samples, variations in mud temperature, and ROP.

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Human-verified similar examples from authoritative sources

Similar Expressions

42 human-written examples

The data is composed of the participants⿿ pre- & post essays that were evaluated using the Common Core State Standards Writing Rubric.

The data is composed of General Project, Youth Project, and Regional Project.

The data is composed of fixed size vectors containing raw elemental compositions in the compound as input and formation enthalpy in eV/atom as output labels.

Science & Research

Nature

We cast the problem in a probabilistic framework known as modeling field theory (MFT), in which the pdf of the data is composed of a mixture of components, each conditional upon parameters including target positions as well as sensor kinematics.

The climatological data were composed of mass-mixing ratios of the five aerosol species with 0.5° × 1.25° horizontal grid spacing.

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Expert writing Tips

Best practice

When using the phrase "data are composed of", ensure that the components you are listing are clearly defined and relevant to the context. Avoid vague or ambiguous descriptions of the data's constituents.

Common error

Ensure subject-verb agreement. "Data" is plural; thus, use "are". A common mistake is using "data is composed of", which is grammatically incorrect.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

81%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "data are composed of" functions as a descriptive statement, specifying the elements that constitute a particular set of data. Ludwig provides examples showing its use in various scientific contexts.

Expression frequency: Uncommon

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Academia

0%

Ludwig's WRAP-UP

The phrase "data are composed of" is a grammatically correct and technically accurate way to describe the components that constitute a dataset. As Ludwig AI confirms, it's commonly used in scientific and research contexts to specify the elements that make up the data. While grammatically sound, remember to maintain subject-verb agreement with "data are", not "data is". Alternatives like "data consist of" or "data comprise" offer similar meanings, but "data are composed of" provides a detailed description of the constituent parts. Its frequency is uncommon, primarily appearing in science-related sources, emphasizing the importance of clear and precise language when discussing data composition.

FAQs

How can I use "data are composed of" in a sentence?

Use "data are composed of" to describe the elements or components that constitute a dataset. For example, "The survey data are composed of responses from over 500 participants".

What are some alternatives to saying "data are composed of"?

You can use alternatives like "data consist of", "data comprise", or "data include" depending on the specific context.

Is it correct to say "data is composed of"?

No, it is not correct. "Data" is generally treated as a plural noun, so the correct phrasing is "data are composed of". Using "is" constitutes a grammatical error.

What is the difference between "data are composed of" and "data consist of"?

While both phrases are similar, "data are composed of" emphasizes the constituent parts that make up the whole, whereas "data consist of" can imply a broader inclusion of various elements without necessarily defining the entire composition.

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Authority and reliability

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Real-world application tested

Most frequent sentences: