January 29, 2011
by peter.taylor
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Path analysis is a data analysis technique that quantifies the relative contributions of variables (“path coefficients”) to the variation in a focal variable once a certain network of interrelated variables has been specified (Lynch & Walsh 1998, 823). Some of … Continue reading
January 4, 2011
by peter.taylor
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The simple classroom activity presented in the previous two posts allows us to unpack the simple picture of science as empirical observation and rational interpretation (i.e., identifying patterns and trying to explain them). These are only two of the many … Continue reading
January 3, 2011
by peter.taylor
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OK readers. Keep in mind your answers to the questions raised in the previous post about patterns in data that link parents and offspring. In this post I describe what usually emerges when I ask these questions in my classes … Continue reading
January 2, 2011
by peter.taylor
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I want to ask you, the reader, to be a scientist and try to make sense of data that link parents and offspring. Consider one plot (of your own choosing) from figures 1-4 depicting heights of 63 undergraduate college students … Continue reading
October 18, 2010
by peter.taylor
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The most common argument made by researchers for thinking that differences among IQ scores between races might be genetic is flawed (see previous post), but, in case you find yourself slipping back to thinking it’s plausible that the differences between … Continue reading