Authors David Lordkipanidze, Marcia S. Ponce de León, Ann Margvelashvili, Yoel Rak, G. Philip Rightmire, Abesalom Vekua and Christoph P. E. Zollikofer say significant anatomical features of this skull can be found in earlier fossils assigned to the genus Homo, such as H. habilis, H ergaster and H. rudolfensis, and argue all comprise a single species within the genus Homo, with
less variation among them than can be found within contemporary Homo sapiens.
Not exact matches
Television's central role as an entertainer holds for both the more and the
less educated, and probably for other segments of the population as well, despite
variations in attitudes towards television, amount of viewing, and other factors
among segments.
But even
among less social hibernators, there's
variation in vulnerability.
An analysis of about 1,300 peer - reviewed research articles found that few studies included men and women equally,
less than one - third performed data analysis by sex, and there was wide
variation in inclusion and matching of the sexes
among the specialties and the journals reviewed, according to a study published online by JAMA Surgery.
These two variants are responsible for just a small fraction —
less than 1 % — of the
variation in caffeine intake
among the subjects, suggesting that rarer variants, which this study didn't search for, are still out there, Cornelis says.
Few studies included men and women equally,
less than one - third performed data analysis by sex, and there was wide
variation in inclusion and matching of the sexes
among the specialties and the journals reviewed.
Since then, several
variations of the ketogenic diet, with
less stringent guidelines, have been used successfully for dementia and diabetes
among older folks.
Understanding more about preschoolers» early numeracy development is important in informing educational practices, understanding the
variation in early numeracy skills
among preschoolers, fostering early numeracy
among children whose skills are
less developed, and understanding why some children with well - developed early numeracy have difficulties learning mathematics at school.
Less is known about
variation in vocabulary growth
among children from low - income families, or what factors contribute to that
variation.
There is some
variation among self - reported demographic groups: female students are slightly more likely to take pride in their school work, and students who identify as other than male or female are slightly
less likely to take pride in their school work.
Reality:
Less than a quarter of the performance
variation among OECD countries is explained by GDP per capita.
[19] Some of the
variation is due to the imprecision in calculating value - added, but even without these errors, the correspondence
among conclusions would be
less than perfect.
Perhaps the cognitive ability to consider
variations that might be more successful has some correlation with the liberal political bias because the authoritarian preference for fixed forms
among conservatives is
less adaptive.
The
variation in capacity factor
among the seven countries is due to the amount of solar vs. wind power since wind's capacity factor is about half that of solar, and the country's location since solar power is significantly
less effective in Northern Europe.
For those species where climate change has been invoked as a causal factor in extinction (such as for the case of Central American amphibians), there is low agreement
among investigators concerning the importance of climate
variation in driving extinction and even
less agreement that extinctions were caused by climate change (Pounds et al., 2006; Kiesecker, 2011).
Indeed, and consistent with the differential - susceptibility hypothesis, more daily hassles were associated with
less sensitive parenting, whereas lower levels of daily hassles were associated with more sensitive parenting, but only
among such parents, not those who did not fit this genetic profile.45 One implication of this observation and differential - susceptibility thinking more generally is that evidence cited highlighting effects of child behaviour and marital / partner relationships on parenting likely over - and under - estimates such effects, as it fails to take into consideration
variation in susceptibility on the part of parents.