New posts in probability

Guessing number of colors of beads in an urn

probability combinatorics statistics recreational-mathematics multinomial-distribution

expected absolute difference between shuffled range of numbers

probability permutations expected-value uniform-distribution

Deriving an exact confidence interval for parameter of an exponential random variable

probability probability-distributions exponential-distribution confidence-interval gamma-distribution

I get wrong answer for distribution of $y$ everytime

real-analysis probability probability-theory probability-distributions

Find the expected value of $\frac{1}{X+1}$ where $X$ is binomial

probability probability-distributions expected-value binomial-distribution

Correlated joint normal distribution: calculating a probability

probability probability-theory random-variables normal-distribution

Variance of geometric distribution without replacement

probability probability-distributions random-variables expected-value variance

Probability of being poisoned

Monty Hall Problem with Five Doors

probability discrete-mathematics monty-hall

If I have a $0.00048\%$ chance of dying every second, how to numerically calculate the chance I have of dying in a day?

What are the odds of getting heads 7 times in a row in 40 tries of flipping a coin?

How can I (algorithmically) count the number of ways n m-sided dice can add up to a given number?

probability combinatorics algorithms dice

Proof of "continuity from above" and "continuity from below" from the axioms of probability

probability probability-theory

Making 400k random choices from 400k samples seems to always end up with 63% distinct choices, why?

probability random balls-in-bins

probability density of the maximum of samples from a uniform distribution

probability probability-theory

What does the value of a probability density function (PDF) at some x indicate?

probability statistics random-variables

Generate a random point within a circle (uniformly)

math random geometry probability

Best strategy to pick a lock which opens if at least two of its three decimal digit wheels are dialed correctly?

probability combinatorics

Is there a clever solution to this elementary probability/combinatorics problem?

probability combinatorics

Does this summation $ \sum_{x=a}^b \frac{p(1-p)^x}{(1-p)^a-(1-p)^b} $ equal 1?

probability statistics summation random-variables