منابع مشابه
Now more than ever, nurses need resilience.
I have been heartened over recent weeks by the many nurses and healthcare staff who have led the care of those caught up in the terrorist attacks in London and Manchester, as well as the catastrophic fire in London's Grenfell Tower.
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This year marks a significant change in the recent history of hard disk drive development. During the final years of the last century and for the last two years the areal density of magnetic recording had been increasing at rates close to or exceeding 100% per year. That meant that each generation of hard disk drive had a digital data capacity that was close to twice that of the previous genera...
متن کاملNature is changing in more ways than one.
using the bogus pipeline to examine sex differences in self-reported sexuality. J. Sex Res. 40, 27–35 19 Mascie-Taylor, C.G.N. (1988) Assortative mating for psychometric characters. In Human Mating Patterns (Mascie-Taylor, C.G.N. and Boyce, A.J., eds), pp. 61–82, Cambridge University Press 20 Bereczkei, T. and Csanaky, A. (1996) Mate choice, martial success, and reproduction in a modern society...
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This paper surveys alternative ways of expressing the Gini mean difference and the Gini coefficient. It adds some new representations and new interpretations of Gini's mean difference and the Gini coefficient. All in all, there are over a dozen alternative ways of writing the Gini, which can be useful in developing applications to Gini-based statistics. Mailing Address: Department of Economics ...
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Tossing a coin is the most elementary Monte-Carlo experiment. In a computer the coin is replaced by a pseudo random number generator. It can be shown analytically and by exact enumerations that popular random number generators are not capable of imitating a fair coin: pseudo random coins show more ‘‘heads’’ than ‘‘tails.’’ This bias explains the empirically observed failure of some random numbe...
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ژورنال
عنوان ژورنال: Nature
سال: 2015
ISSN: 0028-0836,1476-4687
DOI: 10.1038/518035a