"statistical variance" is correct and usable in written English.
You can use this term to refer to the degree to which the data of a particular set differ from the set's mean. For example, "We found that the statistical variance of our sample was too low to be useful."
And that evidence points toward this survey's reflecting statistical variance, at least in part.
That is a remarkably wide spread — too wide to be caused by statistical variance alone.
Because Gallup's polls usually take large sample sizes, statistical variance alone probably cannot account these sorts of shifts.
Because Gallup's polls usually take large sample sizes, statistical variance alone probably cannot account for these sorts of shifts.
A number of these polls had very large sample sizes, meaning that the results are less likely than usual to have resulted from statistical variance.
I have found that the more polls there are of a state, the narrower the spread between them — in a way that is inconsistent with normal statistical variance.
I've found that the more polls there are of a state, the narrower the spread between them — in a way that is inconsistent with normal statistical variance.
Because of statistical variance and differences in methodology, some of the numbers are going to be a little bit better for him than others.
If the September numbers resulted in part from statistical variance, it is certainly possible that there will be some payback in the October report, which will be released the Friday before the Nov. 6 election.
It is important to remember that there is quite a bit of noise in the polls based on statistical variance, along with the methodological choices that different polling companies make.
He may have been a bit unlucky with the jobs report — no, the numbers aren't rigged — but there is a lot of statistical variance in the month-to-month reports.
