38 Answered Questions for the topic Tree Diagram

09/14/18

I need to create a tree diagram but i am confused about how to start it

#18. Voting At a homeowners’ association meeting, a board member can vote yes, vote no, or abstain on a motion. There are three motions on which a board member must vote.a. Determine the number of... more

04/05/18

Probability Math Question!

Hi, I have this probability question that involves a tree diagram. I have some of it done but am stuck on the percentages that should go on each branch. If you could include the steps and... more

11/24/17

Make a tree diagram for all the possibilities for and MPs player

Memory= 1Gb, 2Gb, 4Gb, 8Gb, 16Gb, 32Gb Color= Purple, Black, White

02/21/17

I have tried what I feel like is everything and I am still coming up short! Please help!

The Centers for Disease Control (CDC) estimates that 0.6% of Americans have AIDS. The HIV-1 tests correctly diagnose the presence of HIV in 99% of the persons who have it and correctly diagnose its... more

11/15/16

tree diagram

how many different answers are possible for a multiple choice test with 10 questions and five possible answers for each question?

02/02/16

Involving the selection of digits from a set... Select digits from the set {2,4,6,7,8,9} to form a number between 20 and 900...

Here's the whole problem and what it's asking: Assume that you select digits from the set {2,4,6,7,8,9} to form a number between 20 and 900.1.How many such numbers can be formed if digits are not... more

02/02/16

How do I make solve this problem with a tree diagram?

Here's the whole problem: Assume that there are 6 types of upholstery, 6 types of wood, and 3 designs to choose from. Of the designs, 2 designs permit both a choice of wood and a choice of... more

04/10/15

What is the probability that the student attends at least one class on Monday?

involving a student's attendance at math and accounting classes on Mondays. Assume that the student attends math class with probability 0.65, skips accounting class with probability 0.25, and... more

04/10/15

What is the probability that the business makes a profit in exactly two of its first three years?

Assume that the business makes a profit with probability 0.3 in the first year. For each year thereafter, the business makes a profit with probability 0.6 if it made a profit in the previous year,... more

04/08/15

Compute the following conditional probabilities

about independent events A and B in a sample space S, but assume that Pr[A] = 0.25 and Pr[B] = 0.3. Compute the following conditional probabilities: (1) Pr[A | B] = (2) Pr[B | A] =

04/08/15

Find the associated weights for each outcome.

involving weights of outcomes in a sample space S = { O1, O2, O3, O4 }. Assume that Pr[ { O1, O2 } ] = 0.51, Pr[ { O1, O3 } ] = 0.56, and Pr[ { O1, O2, O3 } ] = 0.77. Find the associated weights... more

04/02/15

What is the probability of selecting 1 mouse of each gender given that both are grey?

For this problem, assume there are 5 grey females, 2 grey males, 4 white females, and 5 white males. As in the book, the biologist selects two mice randomly.(1) What is the probability of selecting... more

04/02/15

What is the probability that exactly one blue ball is chosen?

Assume that you have 5 red balls and 6 blue balls from which randomly to select two without replacement.(1) What is the probability that exactly one blue ball is chosen? (2) What is the probability... more

04/02/15

What is the probability of neither being red given that neither is blue?

For this problem, assume the box contains 3 red balls, 5 blue balls, and 8 white balls, and that we choose two balls at random from the box.What is the probability of neither being red given that... more

04/01/15

If the student plans to go to medical school, what is the probability that he is a freshman?

Assume that the class consists of 40 percent freshmen, 15 percent sophomores, 10 percent juniors, and 35 percent seniors. Assume further that 50 percent of the freshmen, 35 percent of the... more

04/01/15

What is the probability that both balls are red given that the first ball you drew was red?

Assume that each bag contains 5 balls. Bag a contains 4 red and 1 white, while bag b contains 1 red, 1 white, and 3 blue. You randomly select one ball from bag a, note the color, and place the ball... more

04/01/15

What is the probability that exactly one blue ball is chosen?

Assume that you have 6 red balls and 7 blue balls from which randomly to select two without replacement.(1) What is the probability that exactly one blue ball is chosen? (2) What is the probability... more

04/01/15

What is the probability that the subcommittee consists of 2 men and 1 woman, given that it contains both men and women?

For this problem, assume that the committee contains 10 men and 5 women and that three are selected at random for a subcommittee.What is the probability that the subcommittee consists of 2 men and... more

03/29/15

Compute the following conditional probabilities:

A and B in a sample space S, but assume that Pr[A] = 0.4, Pr[B] = 0.35, and Pr[A∩ B] = 0.1.  Compute the following conditional probabilities: (1) Pr[A | B] = (2) Pr[B | A] =

03/25/15

What is the probability that the second ball drawn is yellow?

Assume that the box contains 12 balls: 3 red, 4 blue, and 5 yellow. As in the text, you draw one ball, note its color, and if it is yellow replace it. If it is not yellow you do not replace it. You... more

03/25/15

What is the probability that the business makes a profit in exactly two of its first three years?

Assume that the business makes a profit with probability 0.2 in the first year. For each year thereafter, the business makes a profit with probability 0.7 if it made a profit in the previous year,... more

03/25/15

What is the probability that a randomly selected car has a CD player?

Assume that the fleet consists of 35 percent Lexus, 45 percent Infinity, and 20 percent Mercedes automobiles. 75 percent of the Lexus cars, 90 percent of the Infinities, and 40 percent of the... more

03/07/15

How many of these are less than 5000?

In this version, you are to form a 4-digit number from the digits 1, 2, 3, 4, 7, 8, and 9, using each at most once.   How many of these are less than 5000?

03/05/15

What is the probability they sum to 9, 3, or 6?

involving the sum of two die rolls.(1) What is the probability they sum to 9, 3, or 6? (2) What is the probability they sum to at least 7?

03/05/15

In how many ways can the assignments be made if John writes the introduction?

Assume that 12 students, including John, are working on the project report, which contains an introduction, 4 chapters, and a conclusion for a total of 6 sections.(1) In how many ways can the... more
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