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Jason Morgan

Head of Data Science at Wiretap. Ph.D. in Political Methodology.

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17 When should I *not* use R's nlm function for MLE? Apr 14 '11
14 How to aggregate by minute data for a week into hourly means? Feb 16 '11
11 Rules of thumb for “modern” statistics Apr 10 '11
11 Confusion over lmer and p-values: how do p-values from memisc package compare to the MCMC ones? Sep 3 '13
9 How to add non-linear trend line to a scatter plot in R? Jun 23 '12
8 Clustered standard errors and multi-level models Mar 15 '11
7 How to calculate centrality measures in a 4 million edge network using R? Feb 16 '11
5 Review of case control matching algorithms? Apr 8 '11
5 Fit a robust regression line using an MM-estimator in R Nov 1 '11
4 How do you calculate eigenvector/value of a non-square matrix in R? Oct 4 '11
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