Five years after 650 high school seniors graduates, 400 had a college degree and 310 were married. Half of the students wit a college degree were married. What is th probability that a student does not have a

Q: A high school baseball player gets a hit 1 out of 10 times that he is at bat. In one game, he gets 8…

A: Given a high school baseball player gets a hit 1 out of 10 times that he is at bat.So the…

Q: A class is composed of 20 boys and 25 girls. If a pupil is called to recite, what is the…

A: Given  A class is composed of 20 boys and 25 girls. If a pupil is called to recite, what is the…

Q: On average, 4 computers from a lab are sent to laboratory for the repair. Find the probability that…

A: Computers from a lab are sent to laboratory for the repair = 4

Q: On an average, there are 2 visits to a supershop per minute. What is the probability thatthe…

A: Given,The average no.of visits to a supershop per minute is 2so, The average no.of visits to a…

Q: a student flips a coin four times.what is the probability the coin lands tails up exactly one time

A:

Q: In a family with 7​children, excluding multiple​ births, what is the probability of having7 ​girls?…

A: total no.of possible outcomes of a family having a 7 children iss=27s=128

Q: An office receives 20 faxed orders every two hours. What is the probability that it will receive 8…

A: Given: Number of order every two hours = 20 So, number of orders every hour = 202=10 Let X be the…

Q: An online quiz has 10 True or False questions. What is the probability that a student got exactly…

A:

Q: If the probability that an event does no occur is 0.3 determine the probability that the event…

A:

Q: If the number of entrants to a restaurant is 10 persons per hour, what is the probability that 12…

A: Given information: It was stated that the number of entrants to a restaurant is 10 persons per hour.…

Q: What is the probability that at least four of the next 5 cars get a green light

A: It is given that  Green light = 40 seconds Red light = 15 seconds Yellow light = 5 seconds

Q: In a large city there are an average of 02 fires per year. What is the probability that next year…

A: Solution: Let X be the number of fires per year. From the given information, average number of fires…

Q: Suppose you are going to form a committee of students and faculty. You have 10 total students and 15…

A: Given, Total number of students 10 and Total number of 15 faculty from which you pick 12.

Q: A couple decides they will continue to have children until they have two males. What is the…

A:

Q: what is the probability to get 3 tails and 1 head.

A:

Q: Suppose 30 people are in a room. What is the probability that two of them share thesame birthday?…

A: It is given that 30 people are in a room then we have to find the probability that two of them share…

Q: A football player scores 2 goals out of every 3 penalty kicks. If we ask him to take 4 penalty…

A:

Q: What is the probability that out of 12 students on a swim team, they will line up from youngest to…

A:

Q: A jar contains 20 berries, 14 sweet and 6 sour. If you pick a berry at random, what is the…

A: Given that, A jar contains 20 berries 14 sweet and 6 sour.

Q: Out of 176 students surveyed at a sporting event, half were males and athletes. 120 students…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 55​% use them in meetings or…

A: Given Information: 55% of adults use their smartphones in meetings or classes. i.e., p=0.55 If n=11…

Q: Mrs. Cruz has three daughters-in-law who are about to give birth. All of them have no idea as to the…

A: Given data: Mrs. Cruz has three daughters-in-law who are about to give birth. All of them have no…

Q: A class consists of 23 women and 31 men. If a student is randomly selected, What is the probability…

A: Given data, No of Men=31 No of women=23 Total no of students=23+31= 54 P(Student is man)=?

Q: On average there are 3 leaks for every 100 miles of a pipeline. What is the probability that a…

A: On average there are 3 leaks for every 100 miles of a pipeline

Q: A hospital switch board receives an average of 5 emergency calls in 10 minutes interval. What is…

A:

Q: In a customer service center, there are 18 complaints dropped per minute. What is the probability…

A: Given data: Mean = 18 To find: What is the probability that the number of complaints in the next…

Q: Suppose a batsman can hit the ball 50% of the time. Assume that the batsman has seen 6 balls and hit…

A:

Q: Two dice are thrown simultaneously.Find the probability that the number of spots upper host is 9 or…

A: When two dice are thrown, there are 6*6 = 36 outcomes.

Q: A group consists of 10 girls and 8 boys. They are to sit sit side by side on a bench. What is the…

A: Given that there are 10 girls and 8 boys. So total (10+8)=18 girls and boys. So 18 persons can be…

Q: A shop has 72 customers in two hours . What is the probability that at most three customers will go…

A: There are 72 customers in 2 hours (120 minutes). So, average number of customers in a minute =…

Q: YYou go to a party which has1000 guests (including you). What is the probability that exactly one…

A: There are total 1000 guests.  My birthday is known to me. So there is only 1 way for my birthday.…

Q: Ten people apply for a job as assistant manager of a restaurant.  Five have completed college and…

A: From the provided information, Total people = 10 5 have completed college and 5 have not.

Q: A certain popular song is played on a radio station once in every 15 songs. Suppose you have a long…

A:

Q: If the probability of being hospitalized during a year is 0.25. Find the probability that no one is…

A: X has binomial distribution. X~binomial(n,p)n=3p=0.25probability mass function of X;…

Q: You toss twice coins. What is the probability that both land Tails up?

A: Given, Possible outomes => [h,h] [h,h] [t,t] [t,h]Favourable outcomes =[t,t] = 1number of…