Sentences with phrase «statistical fluctuation»

In these cases the possibility exists that the apparent improvements are temporary; perhaps they are representative of random statistical fluctuations.

Finally, there's the question of the confidence level for the results — you don't want to be fooled by statistical fluctuations.

Research conducted by Dr. West contends that the changes in the earth's average surface temperature are directly linked to two distinctly different aspects of the sun's dynamics: the short - term statistical fluctuations in the Sun's irradiance and the longer - term solar cycles.

«There's probably a large statistical fluctuation pulling the data around,» says Matt Strassler of Rutgers University in Piscataway, New Jersey.

«You need to start out with a sufficiently large bankroll to weather the inevitable statistical fluctuations,» Harvey says.

Intermittent «blips» of increased viral load in the bloodstream of patients receiving antiretroviral HIV treatment are clinically insignificant statistical fluctuations, according to new studies by...

Right now, as I see it, the incompetents are the arm - chair warriors who over-analyze statistical fluctuations and refuse to even consider the bigger picture.

Some critics believe that the warming is «directly linked to two distinctly different aspects of solar dynamics: the short - term statistical fluctuations in the Sun's irradiance and the longer — term solar cycles.»

But if it does not appear often enough compared with the expected background, it could just be a statistical fluctuation.

However, in order to know that such a deviation (if observed) is not just a statistical fluctuation, the difference must be conclusive — it must be at least five times larger than the experimental and theoretical uncertainties.

At this writing, its couplings do not quite match predictions, which could be just a statistical fluctuation or a sign of some deeper effect.

These statistical fluctuations produce the background noise that makes it so difficult for mathematical models to provide clear predictions with respect to individual iterations of such probabilistic processes.

Or, the difference could be a statistical fluctuation that will disappear as the estimates get better — or it could be something more exciting.

[4] In fact, in recent years, the number of major earthquakes per year has actually decreased, although this is likely a statistical fluctuation.

In particle physics, people talk of 95 % confidence levels, which means that a given signal, such as that for a Higgs particle decaying to two photons, has only a 5 % chance of being due to a statistical fluctuation.

However, 95 % confidence is not enough to claim a discovery, for that, the probability of a statistical fluctuation being responsible for the measurement has to be much smaller, say, than one in a million.

This is approximate, but it's a very reasonable approximation, and the Law of Large Numbers tells us that statistical fluctuations will wash out pretty quickly as you get more data.

A lot of deniers will say this is a statistical fluctuation; sometimes things are just hotter.

One possibility, of course, may be that the pause is simply a statistical fluctuation, like tossing a coin, with 15 to 18 heads in a row.