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Nooo don't take meta-analysis away don't do it

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Meta-analyses are widely used as a tool for extracting better conclusions than can be obtained from separate analyses. This article provides evidence that meta-analyses systematically and greatly over-estimate effects. A significant blow to a major social science tool. t.co/XGs6qynRtL

6:35 PM · Dec 26, 2019

Replying to

Do we need a meta-analysis of meta-analysis ?

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if we know that, proper correction is likely easy.

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˜”*°•▓▒░

naͣrͬaͣ:~$ █

@digitallydreamy

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Whether or not this study shows some flaws in meta-analysis, leave it to the likes of Charles Murray to overstate their impact and scare monger over it for years to come.

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Preference Falsifier

Replying to

I always wondered why people thought those analyses would work. Wisdom of crowds only works if biases are uncorrelated

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