5. In a customer service center, there are 18 complaints dropped per minute. What is the probability that the number of complaints in the next minute will be not more than 4 and not less than 2?

Q: 19. Suppose mass-produced needles are packed in boxes of 1000. It is believed that 1 needle in 2000…

A:

Q: This problem involves students who have taken Calculus in high school. Assume that 15 percent of…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…

Q: 9. Sixty percent of all road accidents are due to distracted driving. In a random sample of 400…

A: Given Data: n=400 p=0.6 Let X be the random variable of number of accidents. Using Central Limit…

Q: Suppose you roll three dice. What is the probability that the smallest number seen is five?

A: Solution: From the given information, three dice are rolled.

Q: Suppose the average number of zebra seen on a 2-day safari is 5. What is the probability that…

A: Given that the average number of zebra seen on a 2-day safari is 5. So, the average number of zebra…

Q: 1. Suppose that 31% of adults have at least one tattoo. If you sample 90 rand adults, what is the…

A: Z = p^-pp(1-p)n~N(0,1)

Q: 2) It is estimated that 3.5% of the general population will live past their 90th birthday. In a…

A: Given: It is estimated that 3.5% of the general population will live past their 90th birthday.  In…

Q: A market research firm conducts telephone surveys with a 40% historical response rate.What is the…

A: It is known that, the mean of the sampling distribution of sampling distribution, p-hat is equal to…

Q: 1. Suppose that 31% of adults have at least one tattoo. If you sample 90 random adults, what is the…

A: From the given information the probability that adult have tattoos is .31. Samples are taken random…

Q: 4. If you tossed a coin 20 times and it landed on heads 12 times, what is the probability that it…

A:

Q: d. What is the probability that more than 5 paint defective SUVS are produced?

A: Here Given  Proportion of Defective BMW =0.002=p And Total BMW produced =1000=n So Here  Production…

Q: One day, 17 cars were parked at H Tower. a. What is the probability that there are 10 or less cars…

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: (c) If a bank receives on the average of 6 bad cheques per day. Find the probability that it will…

A: Solution

Q: What is the probability that a randomly selected student sings in the shower 1-2 times a week given…

A: The table given below ,    0 times a week 1-2 times a week Total Country 7 16 23 Rock 9 11 20…

Q: A fair is tossed three times. What is the probability that you will get at most two heads?

A: GivenA fair coin is tossed three timesSample space is given byS =…

Q: 9. The forecast for Monday shows an 80% chance of rain. What is the probability that it will not…

A: Probability

Q: 5. The Gallup Poll once asked an SRS of 1540 adults, "Do you happen to jog?" Suppose 15% of all…

A: We have to find probably using z table

Q: What is the probability that the sum will reach 7 or 10 in one roll of two dice?

A: In rolling a dice following possible outcomes is observed {(1,1),(1,2),(1,3),(1,4),(1,5),(1,6)…

Q: If a coin tossed four times, then what is the probability of getting either at least two heads or at…

A:

Q: This problem involves students who have taken Calculus in high school. Assume that 25 percent of…

A:

Q: What is the probability that when two dice are rolled, the sum of the numbers on the two dice is 11…

A: Thanks for the question :)And your upvote will be really appreciable ;)

Q: A coach claims that no more than 1/4 of undergrad students will attend football games. What is the…

A: Central limit theorem: The central limit theorem states that the sampling distribution of the sample…

Q: What is the probability of throwing a total of 8 or 11 in a single throw of a pair of dice?

A: GivenA pair of dice is thrownThe outcomes…

Q: 6. If a fair coin is to be flipped 2,500 times, find an approximation for the probability that the…

A: A fair coin is flipped 2500 times. Define the random variable, X : Number of heads in 2500 tosses.…

Q: like chess dislike chess Female 40 35 Male 60 50

A: Given, The data table is:   Like chess Dislike chess Total Female  40 35 75 Male 60 50 110…

Q: 1) The number of cracks in a 105-km expressway is 30. What is the probability that there would be no…

A: Solution.

Q: (iii) If there are a total of 100 concrete piles, what is the probability that 80 concrete piles are…

A: Binomial distribution, and standard normal dist are applicable to solve the (iii) part

Q: 1. Assume that the current price of Microsoft stock is $28 per share. What is the probability that…

A: The given current price of the stock is S=28 Let K=35 To calculate the probability of the price of…

Q: what is the probability of getting one or more tails one flipping two coins?

A: Solution: Suppose a coin is tossed two times.

Q: d. What is the probability that two or more online retail orders will turn out to be fraudulent?

A: Let p = probability of being fraudulent. Given that p = 0.08 Let X denote the number of fraudulent…

Q: 4. One prominent physician claims that 70% of those with lung cancer are chain smokers. If this…

A: Given problem is :

Q: 3. On an average, there are 2 visits to a supershop per minute. What is the probability that the…

A:

Q: What is the probability of getting 6 or more girls in 8 births

A:

Q: 3. A traffic control engineer reports that 75% of the vehicles passing through a checkpoint are from…

A: 3)  -probablity is 3/7

Q: What is the probability that between 10:00 and 10:30 the switchboard will receive more than 9 calls…

A:

Q: If the population proportion is 0.90 and a sample of size 64 is taken, what is the probability that…

A:

Q: What is the probability of getting a total of 9 (a) twice and (b) at least twice in 6 tosses of a…

A: Here use binomial distribution  Each trial is independent  Finite number of trial (n=6) Probability…

Q: This problem involves students who have taken Calculus in high school. Assume that 35 percent of…

A: Solution: Let A be the event that students have taken calculus in high school and B be the event…

Q: One day, 109 cars were parked at C Tower. a. What is the probability that there are 10 cars with odd…

A: Binomial Distribution: If we have n trials each having two outcomes, say Success and Failure, trials…

Q: . What is the probability of getting the first “three” in the 6th roll?  ii. How many times would…

A: here use geometric distribution

Q: 3.12 In a city of 180,000 people there are 20,000 legal im- migrants from Latin America. What is the…

A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment.…

Q: An entrepreneur owns seven corporations, each with more than $10 million in assets. The entrepreneur…

A: Given,n=7p=0.12q=1-pq=1-0.12=0.88A random variable X~Binomial(n=7 , p=0.12)P(X=x)=7x0.12x0.887-x  ;…

Q: 2. A pair of dice is rolled thrice. What is the probability of getting doubles in the three rolls?

A:

Q: 9. The CDC estimates that a non-infected person has a 10% chance of contracting mumps from an…

A: From the given information, the CDC estimates that a non-infected person has a 10% chance of…

Q: a) what is the probability that you need to approach exactly 6 people to find 3 left-handed…

A: Let p be the probability of being left handed. Given that p = 0.12 Let X denote the number of…

Q: This problem involves students who have taken Calculus in high school. Assume that 35 percent of…

A: P(A/B) is the probability of event A when event B has already occurred.

Q: It is reported that 15% of all books sold are of the science fiction genre. If a bookstore sells 316…

A: The binomial probability distribution with parameters n and p is, PX=x=nxpx1-pn-x In the formula, n…

Q: b) Andrew Whittaker, computer center manager, reports that his computer system experienced 25…

A: Solution