New post in Probability

the math model of the slot machines

January 12th, 2023

A box Contains 7 red and 6 green ball

July 24th, 2022

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

Two cards are drawn from 52−card deck (the first is not replaced)

August 21st, 2022

Probability of Coin Toss 4 times

August 20th, 2022

What is the probability of throwing two dice and getting the sum of the fallen numbers greater than 3?

July 23rd, 2022

If A and B are mutually exclusive/disjoint, are A and the compliment of B also mutually exclusive?

January 15th, 2023

Quiz for Bayes Theorem

January 13th, 2023

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 of choosing two marbles of the same color?

January 6th, 2023

How to show that P(A ∩ B) ≤ P(A) ≤ P(A ∪ B)?

August 19th, 2022

Probability.. How do I calculate this?

January 3rd, 2023

Solving dice problem using the inclusion-exclusion principle

December 30th, 2022

Conditional Probability Help?

December 28th, 2022

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

Is this game with a spinner fair?

December 26th, 2022

Roulette wheel probability question

December 25th, 2022

Find the probability that a person chosen at random from this group has a hot breakfast and a hot lunch

December 20th, 2022

How to calculate pick a ball Probability for Two bags?

December 7th, 2022

Probability density function of dependent random variable

December 7th, 2022

Probability of two boys if one is a boy

July 23rd, 2022

Find PDF of $X-Y$

July 23rd, 2022

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

What is the probability that there is at least one head and at least one tail?

July 23rd, 2022

What are the odds that truck a arrives before truck b?

November 19th, 2022

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

The conditional expectation of a positive random variable is positive

October 26th, 2022

Probability of "Not A or Not B" when events are independent

August 15th, 2022

how do i solve this probability question?

October 22nd, 2022

Probability of events after a random ball was moved from one box to another

August 14th, 2022