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Probability
New post in Probability
the math model of the slot machines
January 12th, 2023
probability
statistics
A box Contains 7 red and 6 green ball
July 24th, 2022
combinatorics
probability
An integer is chosen at random from numbers 1 to 50, what is the probability that the integer chosen is a multiple of 2 or 3 or 12?
January 20th, 2023
probability
Two cards are drawn from 52−card deck (the first is not replaced)
August 21st, 2022
probability
Probability of Coin Toss 4 times
August 20th, 2022
probability
What is the probability of throwing two dice and getting the sum of the fallen numbers greater than 3?
July 23rd, 2022
probability
If A and B are mutually exclusive/disjoint, are A and the compliment of B also mutually exclusive?
January 15th, 2023
probability
Quiz for Bayes Theorem
January 13th, 2023
probability
Five cards are randomly dealt from a standard deck of cards. Show the probability distribution of the # of cards that are face cards or aces.
December 22nd, 2022
probability
Probability of choosing two marbles of the same color?
January 6th, 2023
combinatorics
contest-math
probability
How to show that P(A ∩ B) ≤ P(A) ≤ P(A ∪ B)?
August 19th, 2022
probability
Probability.. How do I calculate this?
January 3rd, 2023
probability
Solving dice problem using the inclusion-exclusion principle
December 30th, 2022
probability
inclusion-exclusion
dice
Conditional Probability Help?
December 28th, 2022
probability
A point is chosen at random inside a circle. Find the probability $p$ that the point is closer to the center of the circle than to its radius.
December 11th, 2022
statistics
probability
Is this game with a spinner fair?
December 26th, 2022
game-theory
probability
Roulette wheel probability question
December 25th, 2022
probability
Find the probability that a person chosen at random from this group has a hot breakfast and a hot lunch
December 20th, 2022
probability
How to calculate pick a ball Probability for Two bags?
December 7th, 2022
probability
probability-theory
Probability density function of dependent random variable
December 7th, 2022
probability-distributions
density-function
random-variables
probability-theory
probability
Probability of two boys if one is a boy
July 23rd, 2022
probability
number-theory
Find PDF of $X-Y$
July 23rd, 2022
random-variables
convolution
probability
What is the smallest number of socks you should pull out so that you can be assured that you will have at least one pair of matching socks?
November 25th, 2022
probability
probability-distributions
What is the probability that there is at least one head and at least one tail?
July 23rd, 2022
probability
What are the odds that truck a arrives before truck b?
November 19th, 2022
statistics
probability
If $X$ is a non negative random variable with $E[X]=25$, what can be said about $E[X^3]$, $E[\sqrt{X}]$, $E[\ln X]$, and $E[e^{-X}]$?
October 28th, 2022
random-variables
expectation
probability
The conditional expectation of a positive random variable is positive
October 26th, 2022
probability-theory
expectation
probability
Probability of "Not A or Not B" when events are independent
August 15th, 2022
probability
independence
how do i solve this probability question?
October 22nd, 2022
probability
Probability of events after a random ball was moved from one box to another
August 14th, 2022
probability
balls-in-bins
combinatorics
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