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Placidia

I am a data scientist living in Saint John, Canada, with over 20 years' experience. I have yet to see a data set I did not like. My analysis stack involves R, Rstudio, Spark-Scala and the Linux command line.

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  • Saint John, NB, Canada
  • CathDalzell
  • Member for 7 years, 1 month
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  • Last seen Nov 5 at 16:47

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Top posts (275) All Questions Answers | Votes Newest

92 How scared should we be about convergence warnings in lme4 Aug 7 '14
63 Famous statistical wins and horror stories for teaching purposes Nov 1
32 Probability of a single real-life future event: What does it mean when they say that “Hillary has a 75% chance of winning”? Jul 24 '16
31 What does the anova() command do with a lmer model object? Dec 18 '15
29 Best factor extraction methods in factor analysis Feb 24 '13
23 CHAID vs CRT (or CART) Jun 8 '13
17 The Differences between Randomized Logistic Regression and Plain-Vanilla Logistic Regression Jan 2 '15
16 In a multi-level model, what are the practical implications of estimating versus not-estimating random effect correlation parameters? Jun 19 '14
15 Why squared residuals instead of absolute residuals in OLS estimation? Dec 16 '12
14 The difference between varimax and oblimin rotations in factor analysis Aug 24 '14
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