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13 May 09
Pasek
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A recent draft manuscript suggested that Facebook use might be related to lower academic achievement in college and graduate school (Karpinski, 2009).
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In none of the samples do we find a robust negative relationship between Facebook use and grades. Indeed, if anything, Facebook use is more common among individuals with higher grades. We also examined how changes in academic performance in the nationally representative sample related to Facebook use and found that Facebook users were no different from non–users.
10 Apr 09
From the fat cats to long tails: when all is not normal
i love john kay - the man is so clear - the true sign of intelligence...
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His theory of the distribution of word use was an early example of what we call a power law. The language of other authors also follows a power law, but a different one. So does the incidence of earthquakes.
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More than two centuries ago, mathematicians discovered that a small group of statistical distributions – the normal, or bell, curve is the most famous – had very wide application. These distributions are now used almost everywhere risk is quantified in business and finance – in quality and inventory control, in building investment portfolios, in calculating value at risk.
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