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The attenuation of correlation coefficients: a statistical literacy issue
Author(s) -
Trafimow David
Publication year - 2015
Publication title -
teaching statistics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.425
H-Index - 13
eISSN - 1467-9639
pISSN - 0141-982X
DOI - 10.1111/test.12087
Subject(s) - statistics , correlation , reliability (semiconductor) , mathematics , correlation coefficient , econometrics , scientific literacy , mathematics education , psychology , physics , science education , thermodynamics , geometry , power (physics)
Summary Much of the science reported in the media depends on correlation coefficients. But the size of correlation coefficients depends, in part, on the reliability with which the correlated variables are measured. Understanding this is a statistical literacy issue.