269 Answered Questions for the topic Probability Problems

Probability Problems

04/02/21

Probability Problems

Question #7 A group of people were asked if they had run a red light in the last year. 402 responded "yes", and 290 responded "no".Find the probability that if a person is chosen at random, they... more
Probability Problems

04/02/21

Probability Problems

Question #6:A group of people were asked if they had run a red light in the last year. 196 responded "yes" and 91 responded "no." Find the probability that if a person is chosen at random from this... more
Probability Problems

03/30/21

Probability Problems

Question #10:A glass jar contains 6 red, 7 green, 9 blue, and 3 yellow marbles. If a single marble is chosen at random from the jar, what is the probability of choosing a(a) red marble?   (b) green... more
Probability Problems

03/30/21

Probability Problems

Question #9:You have a bag with 35 cherries, 19 sweet and 16 sour. If you pick a cherry at random, what is the probability that it will be sweet?
Probability Problems

03/30/21

Probability Problems

Question #8:A die is rolled. Find the probability of the given event.(a) The number showing is a 6;The probability is :   (b) The number showing is an even number;The probability is :   (c) The... more
Probability Problems

03/30/21

Probability Problems

Question #7:A group of people were asked if they had run a red light in the last year. 115 responded "yes", and 387 responded "no".Find the probability that if a person is chosen at random, they... more
Probability Problems

03/30/21

Probability Problems

Question #6:A group of people were asked if they had run a red light in the last year. 159 responded "yes" and 131 responded "no." Find the probability that if a person is chosen at random from... more
Probability Problems

03/30/21

Probability Problems

Question #4:A fair six-sided die is rolled. Find the probability of getting less than a 5.
Probability Problems

03/30/21

Probability Problems

Question #3:A fair six-sided die is rolled. Find the probability of getting at least a 4.
Probability Problems

03/30/21

Probability Problems

Question #2: A fair six-sided die is rolled. Find the probability of getting a 3.
Probability Problems Math Help

09/29/18

My friends and I (there are 9 of us altogether) are trying to pick 4 of us to play on a quiz bowl team. How many ways can we choose the team?

My friends and I (there are 9 of us altogether) are trying to pick 4 of us to play on a quiz bowl team. Howmany ways can we choose the team?
Probability Problems

09/07/18

15 coupons numbered 1-15,7 are selected at random with replacement, probability 9 will be the largest on selected coupons.

It's from the book m.l Khanna.
Probability Problems Probability Problem Solving

09/02/18

There are four people in a room. For every two people, there is a 50% chance that they are friends.

Contituatio of the above question......   Two people are connected if:?they are friends, or?a third person is friends with both of them, or?they have different friends who are friends of each... more
Probability Problems Dependent Event

08/20/18

Probability of dependent event- marble problem

Question : there are 4 blue marble labelled P, 7 blue marbles labelled Q, 3 green marbles labelled P, 9 green marbles labelled Q. Two marbles are drawn at random from the box. Find the probability... more
Probability Problems Statistics Probability Combinations

08/02/18

Please Help me to answer this question. Justify your answer please

A student council has five seniors, four juniors, three sophomores, and two freshmen as members. In how many ways can a four member council committee be formed that includes one member of each class?

08/01/18

Please help me to answer these questions for cumulative distribution of the random variable X

The cumulative distribution of the random variable X is given by G(x) = 0                    for x<0            3x2-2x3          for 0≤x<1            1                   for x ≥1 a)Find the... more
Probability Problems Problem Solving Problem Probablity

07/25/18

Probability of Independent Events

A student ran out of time on a multiple choice exam and randomly guessed the answers for two problems. Each problem had 4 answer choices - a, b, c, d - and only one correct answer. What is the... more
Probability Problems

07/25/18

Probability and Data Analysis

There is a stack of 8 cards, each given a different number from 1 to 8. Suppose we select a card randomly from the stack, replace it, and then randomly select another card. What is the probability... more
Probability Problems

07/25/18

Probability and Data Analysis

So a spinner has 5 equally sized sections, 3 of which are gray and 2 of which are blue. The spinner is spun twice. What is the probability that the first spin lands on gray and the second spin... more
Probability Problems

07/21/18

a website requires each user to create a 4 digit identification number. each digit can be any whole number 0 through 9. what is the probability of guessing a us

a website requires each user to create a 4 digit identification number. each digit can be any whole number 0 through 9. what is the probability of guessing a user identification number in one... more
Probability Problems

06/19/18

Please help me solve this

Suppose that events E and F are independent, P(E) equals0.6, and P(F)equals0.7. What is the Upper P left parenthesis Upper E and Upper F right parenthesis?
Probability Problems

06/19/18

Find the probability that you are not dealt a card with number from 3 to 8

Find the probability that you are not dealt a card with number from 3 to 8.   Help please. Thank you

06/17/18

Probability

Toss a coin 5 times. What is the probability that there are exactly 2 Heads and 3 tails?   Five men and three women applied for 2 scholarships. What is the probability that both the winnerswill... more
Probability Problems Word Problem

06/16/18

Find the probability of picking one of each four colours in the first tries without the marbles being replaced.

A bag contains 10 red marbles, 3 blue marbles, 7 white marbles, and 5 green marbles. find the probability of picking one of each four colours in the first tries without the marbles being replaced.

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