5,395 Answered Questions for the topic probability

Probability Statistics

05/18/22

Indicated probability

Two dice are rolled. What is the probability that the sum of the two numbers on the dice will be three
Follows • 1
Expert Answers •1
Probability

05/18/22

Suppose you toss 4 coins. What is the probability of getting 0 heads?
Follows • 2
Expert Answers •1
Probability

05/18/22

probability questions
a spinner has five equal sectors red yellow green blue and violet what is the probability of not landing on the green sector
Follows • 1
Expert Answers •1
Probability Math Statistics Maths

05/17/22

(a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d) draw a conclusion.
Direction: In the following problem, (a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d)... more
Follows • 1
Expert Answers •1
Probability Math

05/16/22

What is the approximate probability that Cody chose to get home from work by bus, given that he arrived home after 7 p.m.?
Suppose that Cody can choose to get home from work by car or bus.  When he chooses to get home by car, he arrives home after 7 p.m. 9 percent of the time. When he chooses to get home by bus, he... more
Follows • 1
Expert Answers •1
Probability

05/16/22

What is the probability that exactly 4 people will be infected by the flu?
Follows • 1
Expert Answers •1
Probability

05/16/22

Probability word problems
A school survey reported that 80% of students have cell phones, 45% have part time jobs, and 30% have both a cell phone and a part time job. If a student is chosen at random, what is the... more
Follows • 1
Expert Answers •1
Probability Math

05/15/22

Combination, permutation

Four letter are to be selected from the word COMBINATION. Find the number of ways of choosing the letter if the letter N must be selected.There are two O, two I, two N.. Please explain how the... more
Follows • 1
Expert Answers •1
Probability

05/15/22

Five hundred high school students were surveyed and asked their favorite core subject. The following table displays the results.
English SocialStudies Math Science Total9th Grade 20 30 10 20 80 10th Grade 25 40 30 30 12511th Grade 15 20 40 25 10012th... more
Follows • 1
Expert Answers •1
Probability

05/14/22

Probability help
The table below shows the number of deaths in the U.S. in a year due to a variety of causes. For these questions, assume these values are not changing from year to year, and that the population of... more
Follows • 1
Expert Answers •1
Probability

05/13/22

Are ordering a pizza and going to bed late independent events?
Let Events A & B be described as follows:  P(A) = ordering a pizza P(B) = going to bed late  The probability that a person will order a pizza is 48% and the probability of going to bed late is... more
Follows • 1
Expert Answers •1
Probability Risk Management

05/13/22

The first prize for a raffle is P500,000 (0.001) and the second prize is P250,000 (0.003). What is a fair price to pay for a single ticket in this raffle?
Follows • 1
Expert Answers •1
Probability Mathematics

05/10/22

Find the probability that a number less than 4 on a 12 sided dice turns up on exactly 3 out of 6 tosses
"Suppose that a die is made by marking the faces of a dodecahedron with the numbers 1-12. What is the probability that on exactly 3 out of 6 tosses a number less than 4 shows up?
Follows • 1
Expert Answers •1
Probability

05/10/22

What is the answer?
At a local college, 51 of the male students are smokers and 459 are non-smokers. Of the female students, 60are smokers and 540 are non-smokers. A male student and a female student from the college... more
Follows • 1
Expert Answers •1
Probability

05/10/22

What's the probability?
At a local college, 51 of the male students are smokers and 459 are non-smokers. Of the female students, 60are smokers and 540 are non-smokers. A male student and a female student from the college... more
Follows • 1
Expert Answers •1
Probability Statistics

05/10/22

How many ways can this be done?
Three research departments have 10, 6, and 8 members, respectively. Each department is to select a delegate and an alternate to represent the department at a conference. In how many ways can this... more
Follows • 1
Expert Answers •1
Probability Statistics

05/10/22

In how many ways?
A university student is selecting courses for his next semester. He can choose from 3 humanities courses and 10science courses. In how many ways can he choose 7courses if fewer than 2 must be... more
Follows • 2
Expert Answers •1
Probability

05/10/22

34% of people have a virus. 11 are picked at random. Find probability 3 are carriers
Follows • 1
Expert Answers •1
Probability Statistics

05/09/22

The mean clotting time of blood is 7.45 seconds with a standard deviation of 3.6 seconds. What is the probability that an individual’s clotting time will be less than 2 seconds or greater than 11?
Follows • 1
Expert Answers •1

05/08/22

in a class of students, the following data table summarizes how many students playing instrument or a sport. What is the probability that student plays an instrument given that they play a sport?
play an instrument and a sport: 2play an instrument but does not play a sport: 8does not play an instrument but plays a sport: 10does not play an instrument or a sport: 4
Follows • 1
Expert Answers •1
Probability

05/05/22

Probability Questions

This is a question that I am trying to help my niece with:you want a new 2- door or 4- door car in black, blue or red. you may or may not get a CD player. how many different cars are possible
Follows • 0
Expert Answers •1
Probability Word Problem

05/05/22

The question is in the description.
There are cards in a box. Fifteen of these cards are red, the others are blue, and the rests are white cards. If the probability of drawing a blue card is 0.125 and the probability of drawing a... more
Follows • 1
Expert Answers •3
Probability Word Problem

05/05/22

The question is in the description.
There are cards in a box. Fifteen of these cards are red, the others are blue, and the rests are white cards. If the probability of drawing a blue card is 0.125 and the probability of drawing a... more
Follows • 1
Expert Answers •3
Probability

05/04/22

A bag has 9 red marbles, 6 blue marbles, and 5 yellow marbles. What is the probability of NOT choosing a yellow marble from the bag?

Follows • 1
Expert Answers •1
Probability

05/04/22

There are small pieces of paper in a jar with one number written on each piece. The numbers are 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,12 what is the probability of choosing a number greater than 4?
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.