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cardinal
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76
Proof of upper-tail inequality for standard normal distribution
Mar 24, 2011
45
Simple proof that $8\left(\frac{9}{10}\right)^8 > 1$
Mar 6, 2011
41
Is the composition of $n$ convex functions itself a convex function?
Feb 12, 2012
30
Expert Minesweeper Probability Question
Sep 8, 2011
27
Birthday-coverage problem
Mar 13, 2011
24
Drunkard's walk on the $n^{th}$ roots of unity.
Jan 15, 2012
24
Quantile function properties
Sep 25, 2011
21
More examples of Simpson's Paradox, barring the ones on Wikipedia, Titanic, and delayed flights.
Nov 20, 2011
20
proof of inequality $e^x\le x+e^{x^2}$
Mar 5, 2011
19
When linear combinations of independent random variables are still independent?
May 30, 2011
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Is it possible to have a pair of Gaussian random variables for which the joint distribution is not Gaussian?
190
Which "mean" to use and when?
189
Removal of statistically significant intercept term increases $R^2$ in linear model
90
What are examples where a "naive bootstrap" fails?
88
Mathematician wants the equivalent knowledge to a quality stats degree