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Lucas Roberts

Statistician working in industry. I worked in Banking, Insurance, and now Retail/Tech space. I write answers to peoples' questions and have fun helping people understand statistics concepts. In the meantime I also spending my time improving my programming skills.

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  • New York, NY, United States
  • rlucas7
  • Member for 2 years
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  • Last seen Jul 14 at 17:08

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Top posts (7) All Questions Answers | Votes Newest

2 What is the relationship of the EMD (Earth movers Distance) and total variation (and other probability measures)? Aug 7 '17
1 Are $ 5 \text{ x } m_y(s)$ and $m_y(s)^2$ moment generating functions Aug 18 '17
1 Is the polygamma function of order $2$ non-negative (or negative) for all $x >0$? Oct 7 '18
1 How do you compute numerically the Earth mover's distance (EMD)? Aug 7 '17
1 Moments bounds VS Chernoff bounds May 4 '18
0 $(X,Y)$ is distributed uniformly over the square with vertices $(1,1)(1,-1)(-1,1)(-1,-1)$. Compute $\mathbb{P}(|X+Y|<1)$ Aug 18 '17
0 Find (an approximate) probability distribution of random variable with mgf $1-p + pe^{tN}$ Aug 25 '17

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