I actually have my own story about dodgy p-hacking. I was an undergraduate psychology student, and the tutor was talking about CBT for gambling addictionhttps://twitter.com/GidMK/status/967942288415457280 …
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It turned out that this type of CBT was ineffective overall - based on a study the tutor was lead author of - but was effective in SOME populations
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On further examination, it appeared that CBT was effective for - get this - Asian women in one specific age group
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The entire paper was published based on this one significant finding, among 30-odd statistical tests that were not controlled for multiple comparisons
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When I asked if this finding might just be due to statistical chance, the tutor paused, uncomfortable, and said "could be" We then moved on to discuss the implications of the study
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Replying to @GidMK
The implications of this study are the author didn't listen in second-year statistics class to theory you can explain to a teenager. Rotten business, this.
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Replying to @jamesheathers
Years' later I honestly can't believe that I was taught this shite as fact and wonder how much of the other 'facts' I was presented as gospel are actually based on similar work
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I'm still shocked when I see people not even doing basic controls like Bonferroni You're using SPSS. It is ONE CLICK OF A BUTTON. Soooooo annoying
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