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charles.y.zheng's user avatar
charles.y.zheng
  • Member for 13 years, 1 month
  • Last seen more than 3 years ago
189 votes
Accepted

Can someone explain Gibbs sampling in very simple words?

77 votes

What's the difference between probability and statistics?

64 votes
Accepted

What is the purpose of characteristic functions?

48 votes

How to choose between Pearson and Spearman correlation?

39 votes

Intuitive explanation of Fisher Information and Cramer-Rao bound

25 votes
Accepted

Why are random variables defined as functions?

13 votes

Do we have a problem of "pity upvotes"?

12 votes

Is there more to probability than Bayesianism?

9 votes
Accepted

What is a good way of estimating the dependence of an output variable on the input parameters?

9 votes

Stein's loss for multivariate normal covariance estimator

8 votes
Accepted

Is it worthwhile to publish at the refereed wiki StatProb.com?

7 votes
Accepted

How to interpret the divergence of Fisher information expectation?

7 votes

How to measure the "well-roundedness" of SE contributors?

7 votes

How to ensure properties of covariance matrix when fitting multivariate normal model using maximum likelihood?

6 votes
Accepted

How to understand moments for a random variable?

6 votes
Accepted

2x2 chi-square test vs. binomial proportion statistic

6 votes

Estimate the nearest of N random points in a box in E^d?

5 votes

Fitting 4-moment distribution with mixture gaussian

5 votes
Accepted

What is the expected dot product of two evolving vectors?

5 votes

Given two responses for two groups, how to decide what to test on response or profit?

5 votes
Accepted

How to use rejection sampling to generate draws from Unit Exponential

4 votes
Accepted

Property of entropy

4 votes
Accepted

Estimating variability of unseen factor

4 votes

How to predict and optimize a queue?

4 votes

Bayesian rank of game characters

4 votes
Accepted

Hot topics in mathematical statistics

3 votes

How to create n time series characterised by a defined average and correlation?

3 votes

Feature selection for low probability event prediction

3 votes
Accepted

Establishing relationship between 2 diseases

3 votes

Choosing sample size to achieve pre-specified margin-of-error