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Blaza
  • Member for 5 years, 11 months
  • Last seen more than a month ago
6 votes
Accepted

Difference between Random Variable and Scalar random variable

5 votes
Accepted

What do we mean by rate in the exponential distribution?

4 votes
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Why is negative binomial distribution a sum of independent geometric distributions?

4 votes
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Swap sums, change of indices

3 votes
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Peculiar way of writing eigendecomposition of a real symmetric matrix.

3 votes
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Expected Value of Greatest Integer Random Variable

2 votes

Show that $P(A_1 \cup A_2\cup A_3 \cup A_4) = 1 − \left(1 − \frac14\right)^4$

2 votes
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Prove that $P_1(A>B, A>C) > P_2(A>B, A>C)$.

2 votes
Accepted

What kind of graph (or distribution function) should I use to show that the probability of an event is X%

2 votes
Accepted

percentile of lognormal and its first moments

2 votes

The pdf of last interval of a Poisson process in $[0,T]$

2 votes

Check if $\mathcal A $ and$ \mathcal B $ : $\bigcup (\mathcal A \cap \mathcal B) = \bigcup \mathcal A \cap \bigcup \mathcal B$

2 votes
Accepted

Prove $ 1-\frac{\sum{(z_x - z_y)}^2}{2(n-1)} $ = $\frac{\sum{(z_x*z_y)}}{n-1}$

1 vote
Accepted

Guarantee of global minimum for a given optimization problem.

1 vote
Accepted

$X,Y$ have the same distribution, then $X_n\stackrel{D}{\rightarrow}X$, then $X_n\stackrel{D}{\rightarrow}Y$

1 vote

$ E[X|Y]=0 \iff E[X|Y,Z]=0$ : True for every $X=f(Y,Z)$?

1 vote

Calculating distribution of variable $T$ if $T/N=n $ is distributed $exp(an+b) $

1 vote
Accepted

Given $X_1, \ldots, X_n \sim \text{Unif}(0,d)$ independent random points. Find the probability that the smallest distance is larger than 1.

1 vote

Conditional expectation using sum formula

1 vote
Accepted

multiple condition probability - one condition is independent of the event

1 vote

Calculating the density of a Random variable which is dependent on another random variable

1 vote

Use Chebyshev's inequality to calculate probability

1 vote
Accepted

Expectation Value - coin toss

1 vote
Accepted

How can I show the expected inequality

1 vote
Accepted

Derivation of the Beta posterior distribution

1 vote
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Compute $P(X<x\mid Y)$ and $P(X<x\mid Z)$ for $(X,Y)$ i.i.d. uniform on $(0,1)$ and $Z=Y/X$

1 vote
Accepted

Prove $\lim_{x\to 2^-}\frac{x^2-16}{x^2-4}=+\infty$

1 vote
Accepted

Probability of transformed random variable

0 votes

Measure Theory Counterpart of Slutsky and Continuous Mapping Theorem

0 votes

When substituting, how do I know if I'll get a new equation or just an identity?