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Matt F.
  • Member for 3 years, 9 months
  • Last seen this week
  • New York, NY, USA
9 votes

Is there any non-gaussian distribution has skewness 0 and kurtosis 3?

8 votes

How to show that this integral of the normal distribution is finite?

8 votes
Accepted

What is an efficient algorithm for finding the minimum of a parabola-shaped function?

7 votes
Accepted

Order Statistics: How to calculate expected value of a function involving first and second order statistics

6 votes
Accepted

Normal Distribution in Bounded Domain with Zero Endpoints

5 votes

What is the probability of having all wealth concentrated into one single pocket after n trades?

4 votes

How to test statistical difference given only median and IQR?

4 votes
Accepted

Sampling distribution of sample trimmed (truncated) mean

4 votes

Estimating $f(\mathbb{E}[X])$ with a guaranteed error performance

4 votes
Accepted

Distributions with simple truncated expectations

4 votes
Accepted

In the case of lognormal distribution, when can the median be more efficiently estimated than the mean?

4 votes
Accepted

Are there non-trivial settings where the MAD statistic has a closed-form density?

3 votes
Accepted

Probability of selecting maximum in bivariate correlated order statistics?

3 votes
Accepted

Moments of $Y=X_1 + X_2 X_3 + X_4 X_5 X_6 +\cdots$

3 votes
Accepted

Highest Entropy Distribution, on $[0,\infty)$ given Mean, Variance, and goes to $p(0) = 0$?

3 votes

If I want to estimate a population median from a bunch of sample medians, should I use their mean or their median?

3 votes
Accepted

Median of the sum vs. sum of the median for Gaussian variables

2 votes

How to round mean values when imputing missing questionnaire items

2 votes

What's the conditional variance of the chain X -> Y -> Z?

2 votes

Transitivity of Pearson's Correlation relationship in psychological variables - when does it (not) occur?

2 votes

Numerical superiority necessary to beat in $L^\infty$ a population one standard deviation ahead

2 votes
Accepted

Covariance of log-transformed variable

2 votes
Accepted

Distribution of $\langle x^2,a\rangle$ where $x$ is is a random direction?

2 votes

Expression for the median of a sum of half-Cauchy random variables

2 votes

Inter-quartile range

2 votes

Asymptotic joint distribution of the sample medians of a collection and a sub-collection of i.i.d. random variables

1 vote
Accepted

Estimating user percentile given avg, min, max for multiple tests

1 vote
Accepted

Summing Differently-Distributed, Correlated Random Variables

1 vote
Accepted

When to test For Equality of Medians, and when Stochastic Equality?

1 vote

Best method of quantifying probability of new datum belonging to either of two distanced normal distributions?