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15 Questions

Views Newest Activity Votes

votes

answer

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Why does Ridge Regression work well in the presence of multicollinearity?

multicollinearity ridge-regression

Jun 25 '14 at 23:16 Greg Snow 41.3k

votes

answers

569

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Is there a way to force a relationship between coefficients in logistic regression?

r logistic generalized-linear-model nonlinear-regression

Dec 5 '14 at 11:08 conjugateprior 17.6k

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answer

views

Why does my proof for showing that the Kaplan-Meier estimate is unbiased not work?

probability survival kaplan-meier

Nov 16 '17 at 15:09 Ferdi 4,351

votes

answer

189

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Do I get the nice asymptotic properties of MLE when I restrict the parameter space?

maximum-likelihood asymptotics

Mar 14 '15 at 2:18 TrynnaDoStat 6,249

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answers

views

DF for regression SS in multiple linear regression when sigma is known

regression multiple-regression degrees-of-freedom

Dec 5 '13 at 16:41 gung - Reinstate Monica♦ 115k

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answer

views

Am I taking crazy pills here or this A/B testing tool's documentation dead wrong?

hypothesis-testing statistical-significance p-value interpretation experiment-design

Aug 28 at 6:29 S. Kolassa - Reinstate Monica 58.9k

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answers

324

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Is the posterior of a random variable's mean necessarily the mean of that random variable's posterior?

bayesian mean posterior hierarchical-bayesian moments

Jul 23 '18 at 17:43 Taylor 14.8k

votes

answer

views

Is it possible to get a covariance matrix of fitted values for a GLM model in R?

r logistic generalized-linear-model prediction covariance

Sep 29 '14 at 15:10 bdeonovic 6,773

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answers

163

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Dirichlet Process vs. Mixture Models with Many Mixtures

bayesian dirichlet-process nonparametric-bayes finite-mixture-model

Aug 9 '17 at 12:41 TrynnaDoStat 6,249

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answers

183

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Can my Bayesian prior reflect what the data should say rather than what it could say?

bayesian modeling assumptions prior

Feb 19 '15 at 17:16 jaradniemi 4,111

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answer

views

Why does Stan initialize an MCMC chain with a random value generated uniformly from [-2, 2] instead of a random value generated from the prior?

bayesian mcmc prior stan hmc

Jul 23 at 1:07 Cliff AB 15.4k

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answer

views

Covariance of vector of sample means with different sample sizes?

mathematical-statistics mean covariance-matrix

Feb 11 '18 at 18:29 TrynnaDoStat 6,249

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answers

views

Data's Effect on Optimization Algorithm running into a Saddle Point

maximum-likelihood nonlinear optimization

Jan 8 '16 at 15:17 TrynnaDoStat 6,249

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answer

views

How to do model selection for Cox Proportional Hazards Model when stratifying?

survival model-selection cox-model

Dec 1 '13 at 23:37 Peter Flom - Reinstate Monica♦ 84.7k

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answer

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Can distributions that are in the exponential family, but not the natural exponential family, be formed as GLM?

generalized-linear-model lognormal beta-distribution exponential-family beta-regression

Nov 12 at 8:02 Glen_b 228k

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15 Questions

Why does Ridge Regression work well in the presence of multicollinearity?

Is there a way to force a relationship between coefficients in logistic regression?

Why does my proof for showing that the Kaplan-Meier estimate is unbiased not work?

Do I get the nice asymptotic properties of MLE when I restrict the parameter space?

DF for regression SS in multiple linear regression when sigma is known

Am I taking crazy pills here or this A/B testing tool's documentation dead wrong?

Is the posterior of a random variable's mean necessarily the mean of that random variable's posterior?

Is it possible to get a covariance matrix of fitted values for a GLM model in R?

Dirichlet Process vs. Mixture Models with Many Mixtures

Can my Bayesian prior reflect what the data should say rather than what it could say?

Why does Stan initialize an MCMC chain with a random value generated uniformly from [-2, 2] instead of a random value generated from the prior?

Covariance of vector of sample means with different sample sizes?

Data's Effect on Optimization Algorithm running into a Saddle Point

How to do model selection for Cox Proportional Hazards Model when stratifying?

Can distributions that are in the exponential family, but not the natural exponential family, be formed as GLM?