If a student is selected at random from this group find the probabilities. (a) P( the student is from Engineering and doing Diploma)

Q: One student is selected at random. What is the probability that the student is i. from IT? i.…

A: Note : According to our guidilnes we are solving only first three sub parts of a question and the…

Q: A sorority has 36 members, 26 of whom are full members and 10 are pledges. Two persons are selected…

A: Tree diagram :

Q: Probabilities that customers A, B, and C purchase an item are 0.7, 0.6, and 0.1 correspondingly.…

A:

Q: A sorority has 36 members, 26 of whom are full members and 10 are pledges. Two persons are selected…

A: We have to find probability..

Q: The spinner is spun one time. Find the probabilities. A A A B.

A: Let U be the union of the set  U={A,A,A,B,B,C,D,E} n(U)=8, n(A)=3, n(B)=2, n(C)=1,n(D)=1,n(E)=1…

Q: An optometrist is checking the vision of students in a class. There are 20 students without glasses…

A: We have given that,  Students without glasses = 20  Students with glasses = 12  Total students =…

Q: Jill and Pete come to the bookstore and each of them can buy one English-Chinese dictionary with the…

A:

Q: At a certain school, 25% of the students wear a watch and 30% wear a bracelet. 60% of the students…

A: Solution-: We have P( the students wear a watch)=0.25 P(the students  wear a bracelet)=0.30 P( the…

Q: sorority has 36 members, 26 of whom are full members and 10 are pledges. Two persons are selected at…

A:

Q: 1. The probabilities that a researcher surveyed 1, 2, 3 and 4 college graduates in the households in…

A: Given that the probability of a researcher survey 1 , 2 , 3 , 4  college graduates in the household…

Q: The probability that Taylor Swift is Austin’s favorite music artist is .10. The probability that he…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: A company submits tenders for jobs. It is thought that the probability that any particular contract…

A: Given: Probability of success(p)=0.25Number of jobs(n)=3

Q: If one item is selected at random, find these probabilities. a) It was manufactured at factory X or…

A: The data is given by   Factory X Factory Y Factory Z Total TVs 18 32 15 65 Stereos 6 20 13 39…

Q: A and B are two independent events. The probability that both occur simultaneously is 1/6 and the…

A:

Q: You are given a bag with 8 green marbles, 6 blue marbles, 12 yellow marbles, and 10 red marbles.…

A: Givenno. of green marbles=8no. of blue marbles =6no of yellow marbles =12no. of red maebles =10total…

Q: A person gets to draw one card at random from a jar containing thousands of cards. The cards have…

A: 1 × 0.5 + 5 × 0.4 + 20 × 0.1 = 4.5 dollars.

Q: 3 people get into an elevator and choose to get off at one of the 10 remaining floors. Find the…

A: Given,             No.of people=3            No.of floors=10       ∴ total no.of ways…

Q: Bob is flipping a coin. He will continue unless head shows up two times in a roll. Suppose…

A:

Q: (a) If one student is selected at random from these 400 students, find the probability that this…

A: Since you have posted multiple questions with multiple sub parts, we will provide the solution only…

Q: For this problem, assume the bag contains 11 basketballs, 5 of which have defective valves. You…

A: Given, The bag contains 11 basketball out of which 5 have defective valves. Therefore, the…

Q: If a graduate is selected at random, find these probabilities: a) The graduate has a B.S. degree,…

A: C B A Total BS 5 14 12 31 BA 2 12 17 31 Total 7 26 29 62

Q: he incidence of disease in a forest is suc that 20% of the trees in the forest have the chance of…

A: Given, the incidence of disease in a forest is such that 20% of the trees in the forest have the…

Q: A coin is loaded so that the probabilities of heads andtails are 0.52 and 0.48, respectively. If the…

A: Let H be event of heads and T be the event of tails. It is given that P(H)=0.52 and P(T)=0.48 It is…

Q: An urn initially has six red balls and eight blue ones. Balls are chosen one at a time, at random,…

A: The term probability is defined as the chance of occurrence of an event. The probability value…

Q: Suppose you have a jar that includes six balls, two red balls, three green balls, and one blue ball.…

A: In first draw there are 6 balls in the jar and out of them 2 are red. Hence probability of selecting…

Q: In a class of 20 students, there are 12 girls and 8 boys. Three students are selected to be…

A: The probability that the first student selected to be teacher's assistant will be a girl is 12/20.

Q: A die is tossed. Find the probabilities of the event A = {odd number shows up}, B = {number larger…

A: Consider two sets A and B. Now, A ∪ B defines the collection of elements, which belong to the set A…

Q: In 2008, 26.2% of Americans were college graduates. The probability that a college graduate used…

A: The given probabilities are  P(College graduates)=0.264P(non-College graduates)=1-0.264…

Q: Example: 8AFind the probability of selecting 4 marbles from a bag of 3 red marbles and 7 blue…

A: Given 3 red marbles 7 blue marbles

Q: A university received 10 applications for three post-doctorate fellowships. six of the applicants…

A:

Q: The spinner is spun one time. Find the probabilities. A A B E

A: Given a spinner with indicated events.  We have to find the probability in problems 1 , 2 and 3.

Q: If 20% of the people in a community use the emergency room at hospital in one year, find these…

A: Given that, Sample size n=10 Probability of the people in a community use the emergency room at…

Q: Mamba. Suppose a resident is randomly selected from this small village, what is the probability that…

A:

Q: This problem involves inspection at a widget factory. Assume that a box contains 4 defective widgets…

A: The box has 4 defective widgets and 8 acceptable widgets. So total (4+8)=12 widgets Probability of a…

Q: a pair of dice are rolled.

A:

Q: (a) If one accident is selected at random, find the probability that it is either a truck or…

A: Let A be the event such that the selected accident is automobile accidents. Therefore, n(A) = 15.3…

Q: A bag contains 8 white balls, 4 red balls, and 6 black balls. If 3 balls are drawn at random from…

A: From the provided information, Total white balls in bag = 8 Red balls = 4 Black balls = 6 Let W…

Q: A recent educational study shows 80% of students complete all of their homework assignments on time.…

A: Given Information: 80% of students complete their HW on time. Of the 80% who complete their HW on…

Q: (ii) It is known that the bike got major repair within the first year then find the probabilities…

A:

Q: Answers must be in 4 decimals If the probabilities that a computer technician will repair 3,4,5,6,7,…

A: Given the discrete probability distribution: X  = Number of laptops repaired  X 3 4 5 6 7 8 or…

Q: Given the new fad of health consciousness, a random sample of 400 college students was asked what…

A: Note: Hi! Thank you for the question, As per the honor code, we are allowed to answer three…

Q: The probability that Taylor Swift is Austin’s favorite music artist is .10. The probability that he…

A: Given information, Probability that Taylor Swift is Austin's favorite music artist is 0.1.…

Q: Compute the probabilities for the following situations. These probabilities can be computed…

A: Given data Solution (1):-

Q: Solve the problem involving probabilities with independent events. A spinner is used for which it is…

A: There are total 6 colors. Of those 6 colors, 2 are green.  So the probability of getting green = 2/6…

Q: A class has 30 students. If there are 20 boys and two students are selected at random calculate the…

A: From the provided information, Total students = 30 Total boys = 20

Q: Find the expected number of broken bulbs per box

A: We have to given that x f(x) 0 0.23 1 0.19 2 0.33 3 0.15 4 0.1 Our aim is to find…

Q: If two fair dice are rolled, find the probabilities of the following results.A sum of 8, given that…

A: Consider the following events, A=the sum of outcomes is greater than 7B=the sum of outcomes is equal…

Q: A university received 9 applications for three post-doctorate fellowships. Four of the applicants…

A: Given,no.of men applicants=4no.of women applicants=5total no.of applicants=9

Q: (a) Find the four probabilities for each combination of sex and type of institution in the following…

A: Here complete contingency table using given information

Q: A retail shop accepts only cash or checks . Suppose that 61% of its customers carry cash , 30% carry…

A: Given information- Probability of customers carry cash, P (Cash) = 0.61 Probability of customers…