Sentences with phrase «difficult as variations»

Not exact matches

The rising popularity of dividend - focused investing in recent years serves as a good example of how truly passive investing is made difficult, if not impossible, by the number of options and the wide variations among them.

Also feel it's a very difficult team to predict as there have been so many variations in the pre season games so far.

«DOLS are seen as complicated and difficult to implement, but this is no excuse for the extreme variation in their application across the country,» Dorrell added.

It should also be kept in mind that their analysis involved too short time series (24 years) for a proper local trend estimation, as local circulation variations (e.g. the North Atlantic Oscillation), the annual cycle, and inter-annual variations, most likely will make the analysis more difficult.

As a subgiant star subject to pulsations which affect careful measurements of variations in radial velocity caused by the gravitational pull of substellar companions, astronomers would find it very difficult to detect any Earth - type planet around Beta Hydri using present methods.

As the target sequences for transcription factors are short, and transcription factors are tolerant of considerable variation in the sequences to which they bind, it is extremely difficult to distinguish functional binding sites in the vastness of the human genome.

Note, when you can do 15 to 20 reps in good form you can progress by doing more difficult variations such as the triceps or the one arm version.

For example, when you learn poses such as Tadasana and Virabhadrasana, you're setting the body up for more difficult variations of standing poses.

Unfortunately, folic acid can be highly problematic for individuals with the MTHFR gene variation, as they may have a difficult time processing this form of folate.

Though it is difficult to isolate the effects of redshirting from those of other characteristics, such as family background, two recent studies that take advantage of either variation in state birthday cut - off dates or the random assignment of students to kindergarten classrooms have enabled researchers to measure the impact of being among the oldest students in a class.

NFER explains that RSCs will often look to high performing SATs and academies in MATs to support underperforming schools and, as there are variations between regions in the number of good and outstanding schools in these structures, it could potentially make their job more difficult depending on which region they operate in.

``... the ecological and conservation significance of these kill tallies is difficult to contextualise, because (1) there are no reliable estimates of the total population of birds in Australia; (2) predation may fall disproportionately on some bird species; (3) some bird species may be able to sustain high mortality rates and maintain viable populations but others may not; and (4) as demonstrated here, there is substantial spatial variation in the numbers and proportion of birds killed across Australia.»

As indicated for example in Dr. Sharon Center's article below, diagnosis is difficult and sometimes inconsistent in part because of the variation in severity that may exist.

- Toriyama didn't even know what an RPG was when he took the offer to work on Dragon Quest - had he known the series would go on for over 30 years, he would have declined the position - he finds that designing characters for Dragon Quest games is fun, but also rather difficult - Toriyama isn't interested in designing wholesome characters, so he doesn't have many variations to offer - coming up with designs becomes increasingly difficult every time - Toriyama used to come up with a lot of fanciful designs, but most of those were shot down - he loves designing mosnters - thanks to more staffers, Toriyama doesn't have to do as many designs as he used to - he plans to do his best for Dragon Quest XI

The other internal variations can be a little difficult to characterise (it isn't as simple as just a super-position of all the climate acronyms you ever heard of NAO+SAM+PDO+AMO+MJO etc.), but the external (natural) forcings are a little easier.

Over 33 years, given the noise in initial conditions and starting conditions and the size of the natural variations, the same things that make it difficult for one to confirm CAGW as a hypothesis make it difficult to disprove it, at least disprove it yet.

However, this is difficult to assess as the observed and simulated variations in global temperature that are associated with the AMO seem to be dominated by a large and concurrent signal of presumed anthropogenic origin.

As with all emergent constraints, this means it can be difficult to use natural variations to constrain the climate response of clouds.

However, when the variation in these 45 stations (culled from nearly 100 that could also be pristine — pristine is one step more pure than rural) is so large, it is obviously difficult to extract a signal due to another cause such as UHI.

Nevertheless, it may be difficult to extrapolate our results to natural conditions as we (1) have not considered potential changes in biotic interactions (Sentis et al., 2013), (2) did not quantitatively assess changes in host plant quality due to heat stress and only included low relative humidity as an additional factor (Bauerfeind and Fischer, 2013a), (3) did not consider effects of different host plants (Bauerfeind and Fischer, 2013b), and (4) did not apply temperature variation in the adult stage.

What he apparently said (with Derrick apparently paraphrasing) regarding how «its difficult to predict the effect of minor variations in systems as complex and multifaceted as ecosystems, oceans and forests» is nothing new.