Monthly Archives: January 2019

Statistics you are interested in: simple linear regression – part 2

In the previous post, we performed simple linear regression of science scores on reading scores from 200 students using ordinary least squares (OLS) estimation. This was done using Python’s Statsmodels package. What does the OLS output show and how should it be interpreted? Here is the figure of the individual subject data and the line of best fit, as well

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Research on research

Self reflection is important. As a human endeavour with the whole of society as its beneficiary, science should also have introspection; looking in on itself to identify things worth celebrating, as well as things that need improvement. In a recent article, Ioannidis explains why we need meta-research: research on research. Meta-research The goal of meta-research is to understand and improve

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