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mavavilj
  • Member for 8 years, 9 months
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27 votes
5 answers
68k views

How do you see a Markov chain is irreducible?

18 votes
3 answers
3k views

When does maximum likelihood work and when it doesn't?

16 votes
3 answers
28k views

When to use GLM instead of LM?

16 votes
2 answers
5k views

Is Cauchy distribution somehow an "unpredictable" distribution?

10 votes
3 answers
35k views

How to test for independence of residuals in linear model?

10 votes
2 answers
26k views

How do you fit a Poisson distribution to table data?

10 votes
3 answers
5k views

In CLT, why $\sqrt{n}\frac{\bar{X}_n-\mu}{\sigma} \rightarrow N(0,1)$ $\implies$ $\bar{X}_n \sim N(\mu, \frac{\sigma^2}{n})$?

9 votes
2 answers
275 views

Are low sample studies redundant most of the time?

8 votes
3 answers
1k views

$X_i, X_j$ independent when $i≠j$, but $X_1, X_2, X_3$ dependent?

7 votes
3 answers
666 views

Why does non-parametric bootstrap not return the same sample over and over again?

7 votes
3 answers
15k views

Why does variance-covariance matrix of $\hat{\beta}$ have transpose inside?

6 votes
1 answer
368 views

Where does the delta method's name come from?

5 votes
1 answer
909 views

What causes exponential distribution to have biased and non-biased ML-estimator?

5 votes
3 answers
2k views

What's the intuition of dividing by standard deviations in correlation?

5 votes
1 answer
4k views

Through an example: what is parametric and non-parametric boostrap?

5 votes
1 answer
5k views

Independence of $\min(X,Y)$ and $\max(X,Y)$ for independent $X$, $Y$?

4 votes
2 answers
343 views

What is the antithesis of "converges in probability"?

4 votes
4 answers
1k views

Expectation of Bernoulli r.v. of arbitrary support $k\in\{a,b\}$?

4 votes
1 answer
165 views

Meaning of $\lim\limits_{n\rightarrow \infty}\mathbb{E}(X_n^2)=0$?

4 votes
1 answer
4k views

What does big variance for data set mean?

4 votes
1 answer
52 views

How do/do not transforms on linear models preserve invertibility?

4 votes
2 answers
3k views

How to plot logistic models with many categorical variables?

4 votes
1 answer
79 views

Why is $\min(X_1, ..., X_n)$ Markov chain?

4 votes
3 answers
145 views

$E[\sum_{i=1}^M X_i] = E[M]E[X_1]$?

3 votes
0 answers
1k views

Measuring "model complexity": Using degrees of freedom or number of coefficients?

3 votes
1 answer
1k views

Markov chain transition matrix and state vector order?

3 votes
2 answers
271 views

Does precision or recall have more importance? Are they to be considered equivalent measures of accuracy?

3 votes
1 answer
33 views

Deriving expression for expected offspring in branching process

3 votes
1 answer
56 views

Should I use priors to balance unbalanced population sizes?

3 votes
2 answers
59 views

Why is $P(t < T \leq t + dt) = f(t)dt$?

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