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							- author: Robert P. Abelson, *Statistics as Principles Argument*
 
- content: "The famous mathematical sociologist Paul Lazarfeld once said, \"You never\
 
-   \ understand a phenomenon unless you can make it go away.\" We might add, \"or unless\
 
-   \ you can reverse its direction.\"\r\n\r\nPsychologist William McGuire (1983, 1989)\
 
-   \ suggested as one of many ways to develop new hypotheses that you can take some\
 
-   \ seemingly obvious relationship and imagine conditions where its opposite would\
 
-   \ hold."
 
- id: 9357b38a-1c98-45b9-9af7-78cc4cf8ae83
 
 
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