Averaged across all species, temperature explained 16 per cent of beak size variation.

从所有种类平均来看，有16%的喙长差异原因可以用温度来解释。

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Averaged across all species, temperature explained 16 per cent of beak size variation.

从所有种类平均来看，有16%的喙长差异原因可以用温度来解释。

youdao

Averaged across all species, temperature explained 16 per cent of beak size variation. For gulls and penguins it accounted for 66 per cent and 43 per cent of the variation respectively.

被研究的所有鸟类平均起来算，其中有16%的喙长差异可以用温度来解释，而鸥类和企鹅的单独种类数据则分别达到了66%和43%。

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In other words, some machine-based tutoring is approaching the effect size of real human tutoring and there is less variation than one might expect as the grain size of tutoring becomes finer.

FORBES: How Machine-Based Tutoring Could Disrupt Human Tutors

If the same techniques were applied across the world, the size of the oceanic carbon sink, and its variation year by year, would be known considerably better than the size of the land sink.

ECONOMIST: Climate change

In a 2009 paper Mr Glaeser and Matthew Resseger of Harvard University find that in highly skilled areas, city size explains 45% of the variation in worker productivity (it has almost no effect in underskilled cities).

ECONOMIST: Free exchange