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Jake Westfall

Former quantitative psychologist now working in data science/analytics.

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Top posts (112) All Questions Answers | Votes Newest

37 Variance of $K$-fold cross-validation estimates as $f(K)$: what is the role of “stability”? May 20 '17
31 Big disagreement in the slope estimate when groups are treated as random vs. fixed in a mixed model Aug 9 '13
28 Maximum Likelihood Estimation (MLE) in layman terms Aug 20 '14
27 Why is the marginal distribution/marginal probability described as “marginal”? May 15
25 Showing that 100 measurements for 5 subjects provide much less information than 5 measurements for 100 subjects Jul 31 '17
23 Why does treatment coding result in a correlation between random slope and intercept? Apr 19 '18
21 Why maximum likelihood and not expected likelihood? Apr 1 '14
21 Latent variable interpretation of generalized linear models (GLMs) Sep 23 '16
20 What is the upside of treating a factor as random in a mixed model? Aug 28 '14
18 What is the lme4::lmer equivalent of a three-way repeated measures ANOVA? Nov 4 '14
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