Crucial variables for such forecasts, like the average time from infection to disease in people, or the variation around that average, simply cannot be determined yet.
Another would be currency boards, such as Estonia's, or a variation of one, such as Latvia's, which have stabilized the once inflation-prone currencies of those two countries.
Adnan Pachachi, this month's president of the U.S.-appointed Governing Council, said he backs direct elections in principle but indicated the caucus-elected assembly, or some variation of this plan, would be more realistic in view of the June deadline.
But are accident black spots simply the result of random variation or are there some areas where speeding is a particular danger?
Its name probably derives from a variation of agonalis or agone, for the games held in the emperor's oval stadium.
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Previous research had shown, for instance, that 29% of the variation in whether or not people invest in stocks depends on their DNA. Studies of professional traders had demonstrated that approximately 25% of individual variation in portfolio risk is due to genetics.
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The council document said following more detailed investigations a "variation" - or difference between the agreed price list, called the the "schedule of rates" - and the actual amount charged by MITIE was found.
At least 30 other states require some variation of background checks, or fingerprinting, or both.
In other words that if the occurrence of something is abnormally high or abnormally low simply because of random variation, the statistical chances are that it will be much closer to the average the next time you measure it.
As before, the header is a variation on Federal Tax payment canceled or Your Federal Tax Transaction.
Segal at the University of California, Berkeley, "Civil Commitment Law, Mental Health Services, and U.S. Homicide Rates, " found that a third of the state-to-state variation in homicide rates was attributable to the strength or weakness of involuntary civil-commitment laws.
Or maybe Germany will sign up, after all, to some variation of the "Redemption Fund" proposal from Germany's own "wise men", which would involve guaranteeing only a proportion of each government's debt, for a finite period of time.
She added that the wide variation in practice across England and Wales meant where you lived or where you were found could decide whether you went to court or were given an out-of-court disposal.
Moreover, despite the obvious role of contraception as a proximate determinant of fertility, the additional effect of contraceptive availability or family planning on fertility is quantitatively small and explains very little cross country variation.
An ideal one would keep the same rate regardless of variation in power supply, temperature, air pressure, magnetic fields, or any other disturbing influences.
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His broader point, however, is that Apple faces a variation on the quandary facing every growth business, whether a venture-backed startup or a publicly traded tech stock.
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It involves a degree of variation and improvisation in both vocal parts but always ends with two performers singing in unison or an octave apart.
This shift, coupled with seasonal variation, might make for a confusing winter for users of weather.com, with more surprise raindrops or snowfalls than usual.
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