Q2. There are 7 days in a week. If there are 3 friends in a hangout, what is the probability that all of them have birthdays on the same weekday?

Q: Q:3: If 3% of the electric bulb manufactured by a company are defective , find the probability that…

A: Note:  We'll answer the first question since the exact one wasn't specified. Please submit a new…

Q: 12. From each penalty Christiano Ronaldo takes, he has a 95% chance of scoring. What is the…

A: As per bartleby guidelines we can solve only first question and rest can be reposted

Q: ssuming that P(green) = 0.75, what is the probability that among his 580 plants

A: Let, Xi be a random variable. Xi = 1,     if ith pea is green0,       otherwise So, Xi = 1,   with…

Q: If n = 6 and n = 0.40, what is the probability that X > 1?

A: 4) Answer: Given n = 6 , p =0.40 Using binomial probability nCx x px (1-p)n-x  P(X>1) = 0.76672…

Q: The HOD asked the professor to show him 4 answer books without "A", The professor complained that he…

A: The probability of the event is,   probability=Number of ways to event occurTotal number of possible…

Q: You randomly draw twice from this deck of cards FBCCF What is the probability of drawing a B, then…

A: Given,

Q: ive years after 650 high school seniors graduated, 400 had a college degree and 310 were married.…

A:

Q: Suppose it has been observed that an average of six vehicles passes by their house per minute on…

A: Let X denote the number of passing vehicles on a Wednesday morning per minute.

Q: Two teams of 10 players are created from a group of 20 people. Suppose you and your friend are in…

A: Probability: If a random experiment results in n mutually exclusive and equally likely outcomes; out…

Q: If 3 of the electric bulbs manufactured by a company were found to be defective in an hour, find the…

A: Given: 3 of the electric bulbs manufactured by a company were found to be defective in an hour we…

Q: . 3 A bouquet of 6 flowers is made up by randomly choosing between roses and carnations. What is the…

A:

Q: Suppose that 60% of all consumers favour internet shopping. If 5 consumers are randomly sampled and…

A: We have given that,  X be the random variable from binomial distribution with probability of success…

Q: A restaurant with 25 tables has 4 tables by the window. Parties are seated randomly at the tables as…

A: As per given by the question, find the probability that the first 3 parties of the night are all…

Q: (a) What is the probability that their date has been interrupted by 8:00pm? (b) If the number of…

A: (As per bartleby guidelines, for questions containing multiple subparts, only first three subparts…

Q: Q.4\ I choose 3 cards from the standard deck of cards. What is the probability that these cards…

A: Total number of chosen cards is 3. Total number of cards in a deck is 52.

Q: Q6. A package of parts contains 10 parts firom supplier I and 20 parts from a supplier II. If four…

A:

Q: A couple decides to continue to have children until they have two males. Assuming that P(male)=0.4,…

A:

Q: In a production line where shirts are produced, it produces shirts in two colors, blue and red. It…

A: Given that 14 of the 100 shirts produced in this production line are red. Probability that a shirt…

Q: If it is intended to choose a student committee consisting of 5 students, then if there are 30 male…

A:

Q: Q1/(a) Of 120 students, 60 are studying French, 50 are studying Spanish, and 20 are studying French…

A: Note: Since you have posted multiple independent questions in the same request, we will solve the…

Q: at a meeting of 10 executives 7 women and 3 men 2 people will be selected to sit on a committee what…

A:

Q: If 42% of students own a car and 27% of students own a bike. What is the probability that a student…

A: Given Data: The probability that student own a car is: P(A)=42% The probability that student own a…

Q: In a casino game, two balls are chosen randomly from a box containing 8 white, 4 black, and 2 orange…

A:

Q: Barbara sends about 12 emails on an average 8‐hour workday from 9 am to 5 pm. (i) What is the…

A: Barbara sends 12 emails on an average in 8 hours (9 am to 5 pm) So, Barbara sends 12/8 = 1.5 emails…

Q: Suppose you draw 4 cards from a deck of cards, but do not replace the cards before choosing the…

A: a) In this case, order matters so we will use permutation We can pick any 4 cards from 52 cards in…

Q: A couple decides to continue to have children until they have two males. Assuming that P(male) =…

A:

Q: In a class of 10 students there are 4 boys and 6 girls. If a committee of 3 students is selected…

A:

Q: At a grocery store there are 45 employees there are 23 employees who are married 13 employees who…

A: There are totally 45 employees in a grocery store in which 23 employees who are married 13 employees…

Q: Q. 5 A postman has to deliver five letters to five different houses in a street. Unfortunately, the…

A: No. of letters = 5. No. of houses = 5.  Each letter can go to any of the 5 houses since the address…

Q: Q. 5 Suppose there are an average of 2.8 major earthquakes in the world each year. What is the…

A: Since you have submitted two questions, we'll answer the first question. For the second question…

Q: What is the probability that the average number of years they stay at their current house is greater…

A: According to central limit theorem, if repeated samples of size more than 30 is drawn from the…

Q: 90​% of Dr.​ William's patients end up with​ 20-30 vision or better. Find the probability that…

A: Given data,n=7P=90%=0.90P(x=6)=?

Q: In a game of Jack n Poy, the player that wins 3 times out of 5 games is declared the winner. suppose…

A: Jack n Poy is a game performed by two players. Here, P(winning one time) = 1/2.

Q: Suppose 33.3% of high school students eat pizza and 42% drink soda. If 17.3% of high school students…

A: P(high school students of eating pizza), P(A) = 0.333 P(high school students of drink soda), P(B) =…

Q: If 1 day of the week is chosen at random to be Mary's day to mow the lawn, what is the probability…

A:

Q: A family has 2 children. Given that one of the children is a boy, what is the probability that the…

A: The probability is a branch of mathematics or statistics which basically deals with the chances of…

Q: Suppose that 40% of boys opted for mathematics and 60% of girls opted for mathematics. What is the…

A: Probability is chance of occurrence of an event ,i.e probability is ratio of number of favourable…

Q: If The probability of rain falling on any day in November is 20% find the probability of: A: There…

A:

Q: A photocopying machine produces, on average, 1 defective photocopy out of every 50 pages copied. a)…

A:

Q: 5. Clarice has 7 new CDs; 3 are classical music and the rest are pop music. If she randomly grabs 3…

A: Clarice has 7 CD's in which 3 are of classical music and 4 are of pop music. She randomly selects 3…

Q: Assume that n 16, and p = 9/10. Find the probability of at least 2 successes and at least 3…

A: Given information: Sample size, n = 16 Probability of success, p=910=0.9 It is required to obtain…

Q: Q. 7. One bag contains 5 red balls and 3 white balls. A second bag contains 4 red balls and 7 black…

A: Given that - One bag contains 5 red balls and 3 white balls. A second bag contains 4 red balls and 7…

Q: 3. If 42% of the people in a certain garment factory are members of a union, find the probability…

A:

Q: Suppose that 40% of boys opted for mathematics and 60% of girls opted for mathematics. What is the…

A: Define the events as: B: The student is a boy B' : The student is not a boy (the student is a girl)…

Q: The probability that a motorist will use a credit card for gas purchases at a large service station…

A: Given data: Probability = 7/8  =  0.875 Sample size = 8 To find: (b) four of them will use a credit…

Q: Suppose that about 55% of the people who are murdered actually knew the murderer. Suppose that a…

A: It is given that, the proportion of people who are murdered actually knew the murdered (p) is 0.55…

Q: Suppose that 30% of RunningWithTheDevil’s female visitors previously visited LetsRun.com and 10% of…

A: Probability that a customer is a female is: PFemale=12=0.5 Probability that a customer is a male is:…

Q: When a die is rolled twice, what is the probability that the 1st first throw will be a 3 and the 2nd…

A: Here  die is rolled twice Here by rolling die once  there are  1,2......6 outcomes are possible…