I’m thinking of buying this book: http://www.amazon.co.uk/dp/0472050079/ref=pe_27691_27340931_pe_vfe_dt5 On the face of it it seems like the kind of book I’ll enjoy. Admittedly I’d enjoy a nice biography about Metallica or some other heavy rock band more, but I need to maintain the façade of loving statistics. It seems to be an historical account of why […]
Categories: Quantitative
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In my last blog I mentioned that Null Hypothesis Significance Testing (NHST) was a bad idea (despite most of us having been taught it, use it and possibly teach it to future generations). I also said that confidence intervals are poorly understood. Coincidentally, a colleague of mine, knowing that I was of the ‘burn NHST […]
Categories: MentorSpace, Quantitative
Continue ReadingIn a recent article (Nieuwenhuis, et al., 2011, Nature Neuroscience, 14, 1105-1107), neuroscientists were shown to be statistically retarded … or something like that. Ben Goldacre wrote an article about this in the Guardian newspaper, which caused a bit of a kerfuffle amongst British psychologists because in the first published version he accidentally lumped psychologists […]
Categories: MentorSpace, Quantitative
Continue ReadingSomeone recently asked me about how to incorporate results from Structural Equation Models into a meta-analysis. The short answer is ‘with great difficulty’, although that’s not terribly helpful. One approach it to do the meta-analysis at the correlation level, which is good if the SEM studies report the zero-order correlations (which hopefully they do). That […]
Categories: MentorSpace, Quantitative
Continue ReadingOne of the frustrating things about using R (although it can be a positive thing too) is that there are often 25 different ways to do the same, or almost the same thing. Therefore, you want to do something, you have a look around, and then you find something that looks like it does what […]
Categories: MentorSpace, Quantitative
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