The phrase "a significant sample size" is correct and usable in written English.
It can be used in contexts related to research, statistics, or studies where the size of the sample is important for validity and reliability.
Example: "In order to draw meaningful conclusions from the experiment, we ensured that we had a significant sample size."
Alternatives: "a substantial sample size" or "an adequate sample size".
2) The Jets have had only three losing seasons since 1997, when Bill Parcells took the reins Few would argue that 15 years is not a significant sample size.
Out of that pool of variation, which is getting to be a significant sample size, comes this one video that manages to land on a simple concept that plays to the strengths of the film medium — namely that it is visual.
It was found that a significant sample size effect occurs when the sample size is comparable to the indent size.
Anchorage design guidelines that have been qualified through independent testing agencies or based upon experimental data with a significant sample size do not yet exist.
After the scale bars were referenced in the individual models, twenty or more sample distances were determined so that there would be a significant sample size to do a comparison.
The study mostly ignored trans people, because it couldn't get a significant sample size.
For the sake of this analysis, let's say $500 million or more, since this is large enough to require that startups have strong management teams and have demonstrated an ability to scale meaningfully, but small enough to yield a statistically significant sample size.
The relationship of in-silico predicted physical/chemical properties and human toxicity is analyzed for a statistically significant sample size of chemical compounds.
Each picture had 100 votes, which is viewed by PhotoFeeler to be a statistically significant sample size.
PRRI did not survey enough adherents of any other religion to create a statistically significant sample size.
For one to claim that this number is a statistically significant sample size large enough to draw conclusions that will have huge implications on a marginalized community's public health perception is not just unethical, it's insulting.
