"Twenty-nine teams involving 61 analysts used the same data set to address the same research question... Twenty teams (69%) found a statistically significant positive effect, and 9 teams (31%) did not observe a significant relationship."http://journals.sagepub.com/doi/10.1177/2515245917747646 …
Reminds me of: > A test patient who does not need treatment is sent to 180 dentists to receive recommendations... > 27% of dentists recommend a filling to someone with no dental problems. 13 teeth suggested. http://papers.ssrn.com/sol3/papers.cfm?abstract_id=3036573 …
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"Dentists with lower utilization, measured by waiting time for the next possible appointment, are more likely to propose unnecessary treatment." Note: go to a busy dentist!
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