5,341 Answered Questions for the topic probability

04/01/24

PERMUTATIONS HELP: How can you arrange 9 people if Tina has to be next to Quinton OR Tatiana?
The answer is 151,200 but I am not getting that
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04/01/24

PERMUTATIONS HELP: When drawing 7 cards from a deck, what is the probability of drawing...

a.) 3 face cards? - answer 15.03%b.) at most 5 spaces? - answer 99.95%For a, I am doing this but this isn't right:[(12P3)(40P4)] / 52P7
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Probability

03/22/24

Binomial Probability:

If a fair die is rolled 5 times, what is the probability, rounded to the nearest thousandth, of getting at least 2 fours?
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Probability Statistics

03/21/24

probability stats

The grade appeal process at a university requires that a jury be structured by selecting four individuals randomly from a pool of nine students and nine faculty.​ (a) What is the probability of... more
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Probability

03/14/24

Probability- Multiplication and additional theorem question

In a urn there are 3 red and 7 white balls, one ball is choose at random, then selected ball is replaced with the ball of another colour, now the ball is selected randomly what is the probability... more
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Probability

03/11/24

In the movie drawer, there are seven action movies and three dramas. What is the probability of choosing an action or a comedy
Probabiltiy
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Probability

03/11/24

probability of keyless entry
How many different 5-digit codes can be made using 10 digits if there 5 buttons and 2 digits in each button like this: 1-2, 3-4, 5-6, 7-8, 9-0
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Probability Math Statistics

03/05/24

I need help with this probability problem
Let’s say that there are 26 people and 9 tables with 3 chairs at each table. Each person is assigned a seat at random. 2 of the people are friends. What is the probability that the 2 friends will... more
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Probability

03/03/24

An urn contains 8 white and 3 red balls.if two ball are drawn at random, find the probability of getting one of each colour, both are same colour

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Probability Math Finite Math

02/27/24

Bernoulli Trials
Assume that n = 10, and p = 7/10Find the probability of at least 3 successes and at least 1 failure.My work so far:C(10,3) x 7/103 x ???I am not sure on what to do with the failure, I have never... more
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Probability

02/26/24

A child tossed a coin and simultaneously draws a three card from a deck of cards. list the sample size
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Probability

02/25/24

How much should the store charge for the policy?
A store offers a replacement warranty on an item with a replacement cost of $325 new.The probability that the item will break during the term of the policy is 17 %The company needs to make $2 on... more
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Probability

02/24/24

Probability of the second player in selection of cards
J and K decided to play a game . ten cards are marked with the letters of the word "RAFFLESIAN" respectivelythese cards are placed into a bag. In the game, each player takes turn to draw 2 cards... more
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Probability Statistics Data Science

02/17/24

Anyone looking for a Statistics, Data Science or Probability Tutor?
I am more than happy to help.
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Probability

02/13/24

Probability question.

There are 2 white balls, 2 red balls, and 3 blue balls in a box. Two balls are selectedat random, and their colors are noted. Find the probability that neither is whiegiven that neither is blue.
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Probability Geometry

02/09/24

Question below because it is to long
A soldier is parachute training. He jumps out of a plane high enough that the pilot determines the soldier will land somewhere in the 240ft. radius landing zone. The pilot forgot to mention to the... more
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Probability

02/07/24

you roll a 6-sided die. what is p(5 or 4)?
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02/06/24

Statistics on a number line
There is a line with 48 equidistant points (like a number line). Four points are labeled:A=0, B=6, C=21, D=30, E=48If a point is placed at random on AE, find each probability as a fraction.1) P(on... more
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02/06/24

Probability for wait times

A shuttle bus arrives at a hotel every 40 minutes to take a guest into town. If a guest walks out the door at a random time, find the probability of each waiting time.A) P(atleast 15 mins)B) P(no... more
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02/05/24

Pick a card statistics
A card is chosen randomly from a standard deck. What is the probability it is an ace OR a red card? What is the probability is is an ace AND a red card?
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02/05/24

Conditional probability

Ryan pitched for his team 5/8 of the game and it rained for 3/10 of the game, and he pitched and it rained for 1/4 of the game. What is the probability that it rained, given that Ryan pitched?
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02/05/24

Probability picking 2 coins
One jar contains 15 quarters, 9 dimes, 10 nickels, and 6 pennies. A coin is chosen and not replaced, and then another one is chosen. Find P(dime, then nickel)Find P(both not dimes)
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Probability

02/04/24

What is the probability of drawing a black checker and a white checker without replacement
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02/04/24

Probability, true/false
Natalie guessed on the last three problems of her true/false test. What is the probability she got two right?
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02/04/24

Probability, number of outcomes
There is a bag with 5 green marbles and 8 blue marbles. A dice is rolled, then a marble is chosen. What are the number of outcomes?
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