variances

USAGE SUMMARY

The phrase "variances" is correct and usable in written English.
It can be used in contexts where differences or deviations from a standard or norm are being discussed, often in fields like statistics, finance, or quality control. Example: "The variances in the data indicate that there are significant differences between the two groups being studied."

✓ Grammatically correct

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

But the failures of the current system are getting ever more obvious, especially given the jaw-droppingly large variances in performance.

The Economist

We're interested in looking at diversified firms as well.Is this downturn worldwide, or are there variances by geography?You can't standardise a global downturn by region.

The Economist

This can be used to show that, if X1,…, Xn are independent random variables, the variance of the sum X1 +⋯+ Xn is just the sum of the individual variances, Var X1) +⋯+ Var Xn).

Encyclopedia Britannica

For example, if (s1, t1) and (s2, t2) are disjoint intervals, the increments B t1) − B s1) and B t2) − B s2) are independent random variables that are normally distributed with expectation 0 and variances equal to σ2 t1  − s1) and σ2 t2 − s2), respectively.

Encyclopedia Britannica

In addition to the population mean, hypothesis-testing procedures are available for population parameters such as proportions, variances, standard deviations, and medians.

Encyclopedia Britannica

The formulas for computing the variances of discrete and continuous random variables are given by equations 4 and 5, respectively.

Encyclopedia Britannica

In 1961 the zoning code was altered to encourage developers to add public amenities to their building plans in return for variances.

Encyclopedia Britannica

Alterations of motor memory are identified by changes in means, variances, and correlations between test results.

Encyclopedia Britannica

This shows the profit that was planned for this period, the actual results received for this period, and the differences, or variances, between the two.

Encyclopedia Britannica

Statistical indices of psychomotor ability (e.g., means, variances, and correlations) not only differ among individuals but may also serve to distinguish from each other groups of persons classified by such traits as age, sex, personality, and intelligence.

Encyclopedia Britannica

Further artistic variances can be attributed to cultural time lag, for comparable stages of artistic development were not reached simultaneously throughout the area.

Encyclopedia Britannica

Expert writing Tips

Best practice

When discussing statistical data or financial reports, use "variances" to specifically refer to the difference between planned and actual figures or the dispersion of a set of data points. For broader discussions of differences, consider using alternatives like "differences" or "discrepancies".

Common error

Avoid using "variances" when you actually mean "variants". "Variants" refer to different versions or forms of something, while "variances" refer to the difference between an expected value and the actual outcome or the degree of dispersion in a data set. Understanding this distinction is crucial for clear and accurate communication.

Linguistic Context

The word "variances" functions primarily as a noun, specifically the plural form of "variance". It denotes multiple instances of deviation, difference, or discrepancy, often in a statistical, financial, or project management context. As Ludwig AI confirms, it is usable in written English.

Expression frequency: Very common

Frequent in

News & Media

48%

Encyclopedias

34%

Science

18%

Less common in

Formal & Business

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "variances" serves as a versatile noun indicating differences or deviations, particularly in statistical and financial contexts. Ludwig AI indicates its correctness and usability in English. While commonly found in news and media, as well as encyclopedic content, its precise meaning and context are crucial to consider. Remember to distinguish it from "variants" and consider alternatives like "differences" or "discrepancies" based on the specific nuance you wish to convey. As demonstrated, understanding its function and purpose ensures clear and accurate communication across diverse professional and academic settings.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

differences

Focuses on the state of being unalike or distinct.

variations

Refers to different forms or versions of something.

discrepancies

Emphasizes inconsistencies or contradictions.

deviations

Highlights departures from a standard or norm.

divergences

Indicates a branching off or moving in different directions.

disparities

Highlights inequalities or differences in amount or quality.

fluctuations

Suggests irregular variations or changes.

inconsistencies

Points out a lack of uniformity or coherence.

gaps

Emphasizes missing elements or separations.

departures

Focuses on the act of moving away from something.

FAQs

How is "variances" used in statistical analysis?

In statistical analysis, "variances" refer to the measure of dispersion around the mean of a dataset. It quantifies how spread out the data points are from the average value. For example, one might compare the "standard deviations" to understand the spread.

What is the difference between "variances" and "variations"?

"Variances" typically refer to statistical or financial differences from a standard or expected value. "Variations", on the other hand, generally refer to different forms or types of something. For example, there are many "variations of the theme".

In project management, what does "variances" refer to?

In project management, "variances" refer to the difference between planned performance and actual performance. This could include schedule "schedule deviations", cost overruns, or resource allocation discrepancies.

What are some alternatives to using "variances" in a sentence?

Depending on the context, you can use alternatives like "differences", "discrepancies", or "deviations" to convey a similar meaning. The best choice depends on the specific nuance you want to emphasize.