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angryavian
  • Member for 8 years, 10 months
  • Last seen more than a week ago
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All Questions Answers
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25
Why are density functions sometimes written with conditional notation?
Oct 27 '20
14
The mean and variance of Poisson distribution are equal
Sep 29 '17
8
Prove that a simple random walk is a martingale
Jan 20 '20
8
Given $n$ random variables of variance 1 with pairwise correlation $-1/(n-1)$ and the value of $n-1$ of the variables, can we recover the $n$th value?
Oct 28 '20
6
Sample standard deviation is a biased estimator: Details in calculating the bias of $s$
Oct 31 '20
6
Eigenvalues in Ridge regression
Oct 4 '20
5
General linear hypothesis test statistic: equivalence of two expressions
Sep 17 '17
5
Does a larger sample size mean that the sample covariance matrix will converge to the underlying covariance matrix?
Apr 11 '21
5
How to measure good or bad luck in roulette
Oct 28 '20
4
Least squares regression when data has error bars
Oct 8 '16
Top network posts
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77
Why is this 'Proof' by induction not valid?
57
Why divide by $2m$
42
Two definitions of $\limsup$
40
What is the mathematical explanation for this trick?
33
Mathematical writing: why should we not use the phrase "we have that"?

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