The phrase "rather insignificant" is correct and can be used in written English.
It means something is minor or unimportant. Example: Despite their efforts, the committee's decision was ultimately rather insignificant in the grand scheme of things.
However, in the case of a perfusive column, size exclusion effects were rather insignificant.
It was used to suggest that the meeting was rather insignificant — a disappointment to all involved — and didn't go anywhere.
The higher modes of oscillation have smaller periods, and their influence is rather insignificant in the overall platform motion.
This finding reflected a rather insignificant macroscopic acceleration of corrosion processes for samples that were strained by up to 15%.
He had fought at the murderous Dezful front, and the ruler of the Revolutionary Court, who is now rather insignificant, at his home in Qum.
When that day comes, we will realize that the Tea Party movement had pushed forward some rather insignificant figures in the world of American politics".
Estimates of the effect of schooling on adult cognitive skills that do not account for school attainment being behaviorally determined are biased upward substantially for adult verbal cognitive skills and make the impact on adult nonverbal cognitive skills appear highly positively significant rather than insignificant.
Rather, an insignificant test with a confidence interval comprising clinically relevant differences suggests the study had insufficient power to detect effects [ 2] and the information from a confidence interval therefore is crucial for correct interpretation.
It grapples with the question of when it will be safe to ascribe changes like those described in the Arizona study to human-driven climate change rather than statistically insignificant variability in the weather from year to year.
Hence, if the changes in these statistics were within the suggested cut-offs, the changes in the χ2 statistics were rather low or insignificant.
Although Ahalya is a minor character in all ancient sources, "stigmatised and despised by those around her" for violating gender norms, modern Indian writers have elevated her to the status of an epic heroine, rather than an insignificant figure in the saga of Rama.
