Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
substantial variance
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "substantial variance" is correct and usable in written English.
It can be used in contexts where there is a significant difference or deviation from a standard, expectation, or norm. Example: "The study revealed a substantial variance in the results between the two groups, indicating a need for further investigation."
✓ Grammatically correct
Science
News & Media
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
52 human-written examples
Multitapering using K tapers, however, can lead to a substantial variance reduction.
There was also substantial variance in wetland nitrogen removal amounts and values.
Science
Each approach has its own advantages and disadvantages and there is substantial variance in phenotype and biology between different models.
Squared multiple correlations for endogenous variables indicated substantial variance in engagement and commitment accounted for by their respective predictors.
Nested analysis of the variation in the CEC and the two principal components showed that the substantial variance components are at the > 2000-m scale.
Science
We then analyse 33 different desktop implementations of edge-scrolling by reverse-engineering their behaviour, and demonstrate substantial variance in their design approaches.
Human-verified similar examples from authoritative sources
Similar Expressions
8 human-written examples
Also, this study reveals substantial variances in contextual factors, measurement techniques and outcomes among the concepts of smart city governance.
Science
The recent research suggests, that there are substantial variances in the final exams (van Waveren and Nickolaus 2015; Abele 2014; Nickolaus 2011b).
These results show substantial variances in enzyme adsorption with pretreatment type.
Science
Besides that, executive functioning, which is the core neurocognitive impairment in schizophrenia and shares substantial variances with working-memory capacity (r = .97), was also examined [ 41].
Science
We found substantial genetic variance in environmental variance, measured as the coefficient of environmental variance, CV E, to correct for any correlation between the mean and variance within a genotype.
Science
Expert writing Tips
Best practice
When using "substantial variance", ensure you quantify or explain the variance if possible to provide context for the reader.
Common error
Avoid using "substantial variance" without specifying what is varying and the context of that variance. Be specific about the parameters and conditions under which the variance occurs.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "substantial variance" functions as a noun phrase, where "substantial" modifies the noun "variance." It indicates a significant amount of difference or deviation, as confirmed by Ludwig AI.
Frequent in
Science
94%
News & Media
3%
Formal & Business
3%
Less common in
Reference
0%
Social Media
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "substantial variance" is a common and grammatically correct term used to denote a significant degree of difference or deviation. As Ludwig AI confirms, it is most frequently encountered in scientific and academic contexts, highlighting noteworthy inconsistencies within datasets or studies. When employing this phrase, it's best practice to provide context by quantifying or explaining the variance for clarity. Alternatives like "considerable variation" or "significant difference" can be used depending on the specific nuance you wish to convey.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
considerable variation
Indicates a noteworthy degree of difference.
significant difference
Highlights the importance of the difference.
marked discrepancy
Emphasizes the obvious nature of the difference.
appreciable fluctuation
Focuses on the changing nature of the difference.
notable divergence
Highlights a deviation from a common point.
large disparity
Suggests inequality or imbalance.
pronounced difference
Emphasizes the clarity and visibility of the difference.
remarkable inconsistency
Draws attention to the lack of uniformity.
wide deviation
Stresses the extent to which something differs.
major disagreement
Highlights a fundamental lack of consensus.
FAQs
How can I use "substantial variance" in a sentence?
You can use "substantial variance" to describe a significant difference or deviation between data sets, groups, or expected outcomes. For example, "There was a "substantial variance" in test scores between the two classes."
What is an alternative to saying "substantial variance"?
Alternatives to "substantial variance" include "considerable variation", "significant difference", or "marked discrepancy", depending on the specific context.
Is "substantial variance" a formal or informal phrase?
"Substantial variance" is generally considered a formal phrase, suitable for academic, scientific, or professional writing. In more informal contexts, simpler terms like "big difference" might be preferred.
What does "substantial variance" imply about the data?
"Substantial variance" implies that the data points are spread out over a wide range, indicating a lack of consistency or uniformity within the dataset. This may suggest the influence of external factors or inherent variability in the measured phenomenon.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested