In a recent year, of the 300,000,000 inhabitants in the United States, 500 were awarded in the Lotto. What is the probability that a randomly selected person in the United States will be awarded in the Lotto?

Q: manufacturing machine has a 10% defect rate if 8 items are chosen at a random what is the…

A: It is given that  A manufacturing machine has a 10% defect rate i.e. probability that a machine has…

Q: There are 9 black balls and 9 red balls in an urn. If 3 balls are drawn without replacement, what is…

A: It is given that Number of black balls = 9 Number of red balls = 9 Total = 18

Q: which came from Party-Partylist. What is the probability that exactly 4 came from the partylist if a…

A:

Q: 2 When a person takes pennies to a coin counting machine, the average number of pennies inserted is…

A:

Q: According to Nielsen Media Research, 30% of televisions are tuned to NFL Monday Night Football when…

A: Given: p=0.30n=50

Q: According to Nielsen Media Research, 30% of televisions are tuned to NFL Monday Night Football when…

A: From the provided information, 30% of televisions are tuned to NFL Monday Night Football when it is…

Q: The lengths of the plates produced by a cardboard plate manufacturer company are between 260 and 402…

A: Let X be the lengths of the plates produced by a cardboard plate manufacturer company are between…

Q: Help -year-old male chipmunk will live to be 2 years old is 0.97208. What is the probability that…

A:

Q: In an average year in Dhaka, there are 6 fires. a. What is the probability that there'll 11 fires…

A: a. The random variable X is defined as the number of fires which follows Poisson distribution with…

Q: ) What is the probability that the company will receive at least three calls in a period of 5…

A:

Q: A state runs a lottery in which 5 numbers are randomly selected from 50, without replacement. A…

A: Answer:----.                                   Date:----27/09/2021

Q: In a town, 61% of adults have health insurance. What is the probability that 5 adults selected at…

A: The binomial distribution is a discrete probability distribution. It has n independent Bernoulli…

Q: The probability that a randomly selected 1-year-old male feral cat will live to be 2 years old is…

A:

Q: Suppose you are dealt thirteen cards without replacement from an ordinary deck of cards. What is the…

A: Given: The thirteen cards are dealt without replacement from an ordinary deck of cards. The…

Q: Hospital records show that of patients suffering from a specific disease, 75÷ are going to die from…

A:

Q: 5 people are chosen randomly from 4 women and 5 men to participate in an event.  What is the…

A:

Q: ng machine has a 7% defect rate. If 5 items are chosen at random, what is the probability that at…

A: Here it is given that - Total number of samples(n) = 5 Sample proportion (p) = 7100=0.07 As n and p…

Q: A box contains 5 black balls and 10 red balls from which 3 balls were drawn with repetition, what is…

A:

Q: The probability that a randomly selected 3-year-old male garter snake will live to be 4 years old is…

A: Solution

Q: The probability that a randomly selected 1-year-old male feral cat will live to be 2 years old is…

A: Formula : Binomial distribution is given by

Q: According to the U.S. Census Bureau, 19.1% of U.S. households are in the Northeast. In addition,…

A: Introduction: Denote A as the event that a household in the country earns $75,000 per year or more,…

Q: An animal shelter has a 65% adoption rate for puppies. Of all puppies in the shelter, 75% live to be…

A: Given: Animal shelter has a 65% adoption rate for puppies. 75% of puppies that remain in shelter…

Q: Suppose a jar contains 8 red marbles and 31 blue marbles. If you reach in the jar and pull out 2…

A: Probability that first is red is 8/39.

Q: 3 An animal shelter has a 61% adoption rate for puppies. Of all puppies in the shelter, 77% live to…

A: The probability of selecting two items whos individual probability are p and q is given by; P(x)=p·q

Q: cent study of how Americans spend their leisure time surveyed workers employed more than 5 years.…

A: probability of  3 or more weeks of vacation time = 0.2 Putting X = 0 , 1 , 2 into the equation : P…

Q: A hiring manager knows from the past that only 42% of applicants are qualified for the position to…

A: Given that, A hiring manager knows from the past that only 42% of applicants are qualified for the…

Q: Find the probability that in tossing a fair coin three times, there will appear not more than 1…

A: Let p be the probability of getting a tail in one toss, then p = 0.5 (Since coin is fair) Let X…

Q: What is the probability that when a coin is flipped eight times in a row, it lands heads up every…

A: Given,:  A coin is tossed 8 times with probability of head p(H)=1/2  Then what is the probability…

Q: The probability that a randomly selected 3​-year-old male chipmunk will live to be 4 years old is…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: A manufacturing machine has a 5% defect rate. If 4 items are chosen at random, what is the…

A: here 5% defect rate so 0.05 and 4 items chosen so put 4 in power

Q: Assume that 12 jurors are randomly selected from a population (Hidalgo County, Texas) where 80% of…

A: Given that, n=12 and p=80% of people are Mexican-American descents=0.80 Hence, X ~Bn=12, p=0.80 a)…

Q: Sylhet experiences 7 earthquakes, on average in every six-months. a. What is the probability that…

A: Given on average 7 earthquakes in every six months7 per  6monthsper month = 76  per…

Q: Suppose that you have a barrel with 7 apples and 8 oranges in it. If 2 fruits are selected, what is…

A: use formula : nCr=n!/(r!*(n-r)!)

Q: The probability that a randomly selected 1-year-old male feral cat will live to be 2 years old is…

A: If happening or not happening of one event does affects the probability of happening or not…

Q: Suppose that the university’s IT department has received a shipment of 100 computers that are to be…

A: Given that  Total computer=100 Fully functional=96 Defective=4 3 computer are chosen at random  Find…

Q: According to the American College of Obstetricians and Gynecologists, 22% of all births in the U.S.…

A: It is given that the 22% of all births in the U.S. take place by Cesarean section i.e. the…

Q: A woman undergoes an in-vitro fertilization procedure in which the probability an egg implants is…

A: Binomial distribution: The binomial distribution gives the probability of number of successes out of…

Q: Suppose there are 87 red balls and 86 yellow balls in a box. Two balls are drawn from the box…

A: Probability: Probability of an event is the number of outcomes favorable to the event, divided by…

Q: A die is rolled 8 times. Given that there were 3 sixes in the 8 rolls, what is the probability that…

A: Here  A die is rolled 8 times,  probability that obtaining six at any dice is, p=1/6 Given that…

Q: of the DVDS in the sample are defective, the process is stopped and the machine is readjusted. What…

A:

Q: 4. At a High school, 70% of the seniors have taken an advance calculus course. Of those who have…

A: Let us denote:A=Advanced calculus courseB=Pre health science majorGiven that P(A)=70%=0.70,…

Q: 80% of U.S. drivers over the age of 30 have had a speeding ticket and 55% of those have also been in…

A: Given,         Pspeeding ticket=0.80         Paccident while behind the wheel=0.55

Q: A room has 3 lamps. From a collection of 10 light bulbs of which 6 are not good, a person selects 3…

A:

Q: (3) An animal shelter has a 61% adoption rate for puppies. Of all puppies in the shelter, 77% live…

A:

Q: Of all people applying for a certain job, only 80% are qualified. The personnel manager claims that…

A: It is given that, 80% of the people are qualified.

Q: In a class of 80 students, 48 are girls and, of these, 22 are going to college. Of the 32 boys in…

A: The solution of the problem is given in the next step.

Q: 2) Fatheya and Fatema, along with 30 other people, sign up to audition for a talent show.…

A: There are total (2+30)=32 people signed up for audition.  We can select the first people in 32 ways…

Q: Assume that when adults with smartphones are randomly​ selected, 56% use them in a meeting or…

A: Answer - Assume that when adults with smartphones are randomly​ selected, 56%   use them…

Q: A law professor observed that only 20% of the students who get admitted to the freshmen class…

A:

Q: What is the probability that at most 3 of Zawad’s selected rivers match Turjo’s choices?

A: The probability that exactly 4 choices match is calculated as, P4 out of 5 match=No. of ways of…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.