Do All Work in Excel. Airline passengers arrive randomly and independently at the passenger screening facility at a major international airport. The mean arrival rate is 10 passengers per minute. a compute the probability of no arrivals in a one-minute period b Compute the probability that three or fewer passengers arrive in a on-minute period c compute the probability of no arrivals in a 15-second period. d Compute the probability of at least one arrival in a 15-second period.

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: Let x follows binomial distribution with parameters n = 2 and p = 0.54   The pdf of binomial…

Q: 35% of UR students are international students. Of those who are international students, 15% are on…

A: Solution: Let A be the UR students are international students and B be the UR students are on the…

Q: Develop the ability to calculate the probability that in a single trial, some event A occurs or some…

A: It is given that the considered events are A  and B.  Assuming the events A  and B are not disjoint,…

Q: The probability that an adult possesses a credit card is .35. A researcher selects two adults at…

A: Given information- We have given the probability that an adult possesses a credit card p = 0.35 The…

Q: The probability that an adult possesses a credit card is .35. A researcher selects three adults at…

A: Givenp=0.35n=3x~Binomial(n=3,p=0.35)P(X=x)=Cxnpx(1-p)n-x    ; x=0,1....n

Q: A survey from Teenage Research Unlimited found that 40% of teenage consumers receive their spending…

A: Solution: Let X be the number of teenage customers will have part-time jobs. From the given…

Q: We send 200 questionnaires by mail to carry out a survey. We know that the probability that a person…

A: According to the given information,Sample size, n = 200Probability of success, p = 0.32Let X be a…

Q: In a physical fitness test it is known that the probability that a person passes it satisfactorily…

A: Givenn=8probability for people fail in test =…

Q: If 50 of 250 people contacted make a donation to the city symphony, the probability of outcome of…

A:

Q: The proportion of eligible voters in the next election who will vote for the incumbent is assumed to…

A: Given thatThe proportion of eligible voters in the next election who will vote for the incumbent is…

Q: uppose a jar contains 15 red marbles and 15 blue marbles. If you reach in the jar and pull out 2…

A: Number of red marbles=15Number of blue marbles=15Total number of marbles=30

Q: Regifting is defined as the act of taking a gift that has been given to you and presenting it as a…

A: Given,n=10p=0.85q=1-0.85=0.15A random variable X~Binomial(n=10 , p=0.85)P(X=x)=Cx(0.85)x(0.15)10-x…

Q: The American Automobile Association reports that of the fatal car and truck accidents 54% are caused…

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

Q: In a communication channel, data is sent in 10-bit packets. The percentage of a bit sent with error…

A: Given In a communication channel, data is sent in 10-bit packets. The percentage of a bit sent with…

Q: Brazil is a world reference in the area of transplants and has the largest public transplant system…

A:

Q: Of the cartons produced by a​ company, 10​% have a​ puncture, 8​% have a smashed​ corner, and 1.3​%…

A:

Q: The testing division of a chip manufacturing company tests all manufactured chips individually, one…

A: Introduction to Geometric distribution: Suppose there are independent trials and the probability of…

Q: A box containing 8 yellow and 5 red marbles. If two marbles are to be drawn at random without…

A: If the probability of getting selected for each outcome is equal then such outcomes can be termed as…

Q: The probability that a person is smart or thirsty is 0.7. The probability that they are smart or not…

A: given data event  A : smart person           B : thirsty person

Q: A study indicates that 80% of households have have a dog. You randomly sample 7 households. Find the…

A:

Q: The average number of calls per minute received by a telephone switchboard is 120. What is the…

A:

Q: A batch of 100 cords has 8 defective cords. If 4 cords, taken at random from the batch, are to be…

A:

Q: - A die is thrown 3 times. If getting a 6 is nsidered as success find the probability o

A: Single Die has 6 outcomes: {1, 2, 3, 4, 5, 6}. P(success)=P(getting 6)=1/6. A die is thrown 3 times.…

Q: The probability that an adult possesses a credit card is .65. A researcher selects two adults at…

A: P(posseses credit card ) = p = 0.65 So q  =1-p = 0.35 Select two at random

Q: The proportion of eligible voters in the next election who will vote for the incumbent is assumed to…

A: Solution: From the given information, n = 410 and p = 0.527.

Q: The probability of finding a gold card is 0.03. What is the probability that 1 out of 10 randomly…

A:

Q: at is the probability that 9 shoppers from this sample felt that regifting was socially acceptable?…

A: We have given that  Sample size n = 10 Success of probability p= 0.81 X~binomial ( n , p)…

Q: The probability that an adult possesses a credit card is .15. A researcher selects two adults at…

A: GivenLet A be the adult possesses a credit cardThe probability that an adult possesses a credit card…

Q: Consider the case where the predetermined average number of bus arrivals at the Cubao Station is 6…

A: As given, the average number of bus arrivals at the Cubao Station is 6 per 15-minute period. This…

Q: The average number of emergency calls that an ambulance service gets per day is 5. What is the…

A: The average number of emergency calls that an ambulance service gets per day is 5. What is the…

Q: Of the cartons produced by a​ company, 7​% have a​ puncture, 10​% have a smashed​ corner, and 1.1​%…

A:

Q: Trains arrive at a major train-station randomly and independently; the probability of an arrival is…

A: GivenMean arrival rate is 4 trains per hour λ=4 trains per hourLet "x" be the no.  trains will…

Q: A crate contains 50 led light of which 5 are defective and 45 are not. A Quality Control Inspector…

A: we have to find given probability.