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funklute
  • Member for 6 years, 2 months
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322 votes
13 answers
186k views

How to understand degrees of freedom?

  • 18.2k
207 votes
3 answers
140k views

R's lmer cheat sheet

190 votes
10 answers
43k views

Why the sudden fascination with tensors?

  • 1,257
183 votes
4 answers
45k views

Why do we need sigma-algebras to define probability spaces?

138 votes
5 answers
45k views

What is the .632+ rule in bootstrapping?

130 votes
4 answers
57k views

Differences between cross validation and bootstrapping to estimate the prediction error

  • 1,491
128 votes
10 answers
71k views

Bias and variance in leave-one-out vs K-fold cross validation

124 votes
20 answers
30k views

Most interesting statistical paradoxes

  • 3,377
95 votes
6 answers
39k views

On the importance of the i.i.d. assumption in statistical learning

  • 1,356
78 votes
3 answers
45k views

Diagnostics for logistic regression?

  • 1,727
74 votes
5 answers
6k views

Unified view on shrinkage: what is the relation (if any) between Stein's paradox, ridge regression, and random effects in mixed models?

  • 95.7k
74 votes
2 answers
110k views

Performance metrics to evaluate unsupervised learning

  • 2,647
62 votes
1 answer
20k views

Can someone explain the concept of 'exchangeability'?

  • 815
62 votes
8 answers
54k views

Does it ever make sense to treat categorical data as continuous?

  • 1,867
58 votes
3 answers
36k views

Box-Cox like transformation for independent variables?

  • 20.3k
45 votes
4 answers
52k views

Evaluation measures of goodness or validity of clustering (without having truth labels) [duplicate]

  • 2,539
44 votes
5 answers
56k views

What is the significance of logistic regression coefficients?

42 votes
3 answers
15k views

What is the rationale of the Matérn covariance function?

34 votes
2 answers
32k views

lme and lmer comparison

  • 7,759
34 votes
2 answers
32k views

Raw residuals versus standardised residuals versus studentised residuals - what to use when?

  • 3,660
30 votes
3 answers
48k views

What is the difference in what AIC and c-statistic (AUC) actually measure for model fit?

  • 1,067
21 votes
3 answers
29k views

Continuous dependent variable with ordinal independent variable

  • 1,931
13 votes
4 answers
5k views

Classifier for uncertain class labels

  • 634
13 votes
1 answer
4k views

Calculating confidence intervals via bootstrap on dependent observations

  • 413
5 votes
2 answers
12k views

Mixed model specification with nlme in R

  • 133
5 votes
3 answers
1k views

Nonlinear Statistics?

  • 405
5 votes
1 answer
4k views

Test the significant differences between the coefficients obtained by logistic regression on two data sets.

  • 2,173