As much as I criticize survey instruments, it’s actually hard to tell if a survey instrument is “bad” just by looking at it.
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Often the badness is introduced (or at least compounded) after the study is complete, in its presentation to the media. The survey didn’t group unlike things, but the lead investigator did in talking to reporters.
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There’s a mix of intention and accident: better social science magic tricks get popular, and people innovate better magic tricks.
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For instance: it’s hard to see what’s wrong with this... https://www.cdc.gov/violenceprevention/pdf/2015data-brief508.pdf … / https://www.cdc.gov/violenceprevention/pdf/nisvs-statereportbook.pdf …pic.twitter.com/mEmhQt6bKd
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...unless you have this context http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.845.1250&rep=rep1&type=pdf … / https://psycnet.apa.org/record/2014-34003-001 …pic.twitter.com/z9MqweUtMc
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