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A comment on Chekhov: “Cultured people must, in my opinion, satisfy the following conditions”. Parent comment

Re:Chekhov: “Cultured people must, in my opinion, satisfy th... by pougetj on Tuesday March 14, 2017 @02:26PM (#13870106)
Which is why units should be randomly selected into each groups to avoid confounding factors like the one you mention.
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Re:Chekhov: “Cultured people must, in my opinion, satisfy th... by wiml on Tuesday March 14, 2017 @02:59PM (#13870423)
Ah, but a person with preëxisting good luck might be preferentially randomly selected into the nose-touching group, amplifying the effect and making it hard to measure its size.
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Re:Chekhov: “Cultured people must, in my opinion, satisfy th... by wruza on Tuesday March 14, 2017 @03:22PM (#13870633)
You throw out min/max results anyway before analyzis.
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