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Prepositions with nouns

Accuracy and prepositions

Accuracy commonly takes of or in. For accuracy usually expresses purpose or a check.

Quick answer

Which preposition is natural?

Use accuracy of for the thing being measured and accuracy in for performance or work. For accuracy usually means for the sake of accuracy.

We tested the accuracy of the data.
She is known for her accuracy in reporting.

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

1
accuracy of + thing

Measuring correctness

Use of before information, instruments, or results.

The accuracy of the forecast was impressive.
2
accuracy in + activity

Correctness in performance

Use in with tasks or fields of work.

The editor checks for accuracy in translation.
3
for accuracy

Purpose or checking

For accuracy means to ensure correctness.

Please review the figures for accuracy.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction
Example
Meaning
accuracy of
Researchers questioned the accuracy of the survey.
Standard pattern for measuring correctness.
accuracy in
Accuracy in calculation is essential.
Correctness during an activity.
for accuracy
The report was checked for accuracy.
Shows purpose or quality being checked.

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using for as the main complement

Accuracy itself usually takes of or in, not for.

✕ the accuracy for the data ✓ the accuracy of the data

Confusing accurate and accuracy

Accuracy is a noun; accurate is an adjective.

✓ The measurements are accurate.

Quick practice

Choose the expression that matches the intended meaning.

1. We verified the accuracy ___ the measurements.
2. The team is praised for accuracy ___ reporting.
3. Please check the document ___ accuracy.

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Frequently asked questions

Can I say accuracy for data?

Accuracy of data is the usual form.

What is the difference between accuracy of and accuracy in?

Of refers to the thing measured. In refers to performance or activity.

Is for accuracy incorrect?

No. It is natural in phrases like checked for accuracy.

of, about, against, to or for racism? of, about, for, in or on friendship? of, about, for, on or to thing? of, about, for, to or with sex? of, about, on, to or for moon? "of access" or "with access"? "of accommodation" or "for accommodation"? "of action" or "in action"? "of actor", "with actor" or "by actor"? "of address" or "to address"? "of administration" or "in administration"? "of advantage" or "to advantage"?

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