New posts in probability

Expected number of rolling a pair of dice to generate all possible sums

probability combinatorics dice

How to find the median of a p.d.f with unknown integral limits

probability integration statistics probability-distributions median

Find PDF of $Y = |X|$ if $X$ is a random variable following the normal distribution

probability random-variables normal-distribution density-function

For a cdf, $F(F^{-1}(u)) \geq u$ and $F^{-1}(F(x)) \leq x$. When does strict inequality apply?

probability probability-distributions random-variables

How to determine if coin comes up heads more often than tails?

Determining variance from sum of two random correlated variables

probability probability-theory standard-deviation correlation variance

Bayes' rule with 3 variables

probability bayes-theorem

If you have two envelopes, and ...

probability paradoxes

Coin Tossing Game Optimal Strategy

Random variables satisfying a strict inequality

Probability that 3 points in a plane form a triangle

probability triangles geometric-probability

Solutions to $\binom{n}{5} = 2 \binom{m}{5}$

probability combinatorics binomial-coefficients diophantine-equations

Why is the error function defined as it is?

probability statistics special-functions normal-distribution

A variant of the Monty Hall problem

probability recreational-mathematics puzzle paradoxes monty-hall

Multiplication of a random variable with constant

probability probability-distributions

another balls and bins question

Sum of independent Gamma distributions is a Gamma distribution

probability probability-distributions gamma-distribution

Combination with repetitions.

probability combinatorics

What is the probability that the center of the circle is contained within a triangle formed by choosing three random points on the circumference? [closed]

probability circles geometric-probability

What is the correct standard deviation when splitting a sample?

probability statistics central-limit-theorem sampling