The number of houses sold by an estate agent follows a Poisson distribution, with a mean of 2 per week. Find the probability that in the next 4 weeks the estate agent sells a. exactly 3 houses b. at least 6 houses. Show your works and read the table.

Q: The reference desk of a university library receives requests for assistance. Assume that a Poisson…

A: Given, mean arrival rate, λ = 10 requests per hour Mean service rate, μ= 12 requests per hour

Q: n an assessment of the quality of computer software, the number of errors per 1,000 lines of…

A: Let X follows Poisson distribution with parameter   Poisson distribution: Here,

Q: Consider a road that has a length of L kilometers and the number of potholes on this road follows…

A: The poisson random variable gives the number of events in an interval. The probability mass function…

Q: ow a Poisson distribution, with a n of 2.5 work-related injuries a h. What is the probability that…

A: Given:λ = mean=2.5x = Number of injuries occur. For the first case, there is not injury means x=0.…

Q: The Solomon, Smith, and Samson law firm produces many legal documents that must be word processed…

A: Given Information Average Number of pages arriving in one hour(λ) = 8 Average number of pages…

Q: Use Table 1 in the Appendix, Cumulative Binomial Probabilities, to determine the binomial…

A: 1) From the provided information, The probability of binomial distribution can be obtained as:

Q: At the Grand Teton National Park, a ranger watches for moose evey moming in August. The number of…

A:

Q: e The number of items are sold in astare is distributed as Parsson with an items ferday. what is the…

A: The Poisson probability distribution is, In the distribution, is the average value. The average of…

Q: for a binomial distribution, the mean is 4 and n=8. What is p for this distribution?

A:

Q: From a certain provincial bus station, it will take a passenger between zero to fifteen minutes to…

A: X~N(0,1 ) P(X =5 ) = ?

Q: Jacob helped his younger sister create a gameboard spinner. The spinner has a 53% chance of landing…

A:

Q: According to a study, 39% of adult Americans believe that marriage is nowobsolete. A random sample…

A: Determine the sampling distribution of p. Sampling Distribution of Proportion: From the…

Q: According to a certain website, the average daily time spent on social networking by internet users…

A:

Q: The number of patients who arrive in the Providence emergency room between 5 and 6pm has a Poisson…

A:

Q: Find the probability that in 200 tosses of a fair die, we will obtain at most 30 fives. Use the…

A: this is binomial distribution mean of binomial distribution = np variance of binomial distribution =…

Q: In Siberia’s Taimyr Peninsula it is thought that there are a great number of mam- moth skeletons…

A:

Q: Suppose the number of children in a household has a binomial distribution with parameters ?=14 and…

A:

Q: 4) The number of times a passenger train arrives on time in Polokwane follows a Poisson…

A: Solution

Q: The reference desk of a university library receives requests for assistance. Assume that a Poisson…

A: As per given by the question, there are given Assume that a Poisson probability distribution with an…

Q: Construct a probability distribution (to the nearest hundredth ) for the number of HD television per…

A: Probability distribution:The probability distribution for the number of HD television per household…

Q: Consider a road that has a length of L kilometers and the number of potholes (-çukur) on this road…

A: The poisson distribution is used to estimate the probability of number of events in an interval. The…

Q: The number of content changes to a Web site follows a Poisson distribution with a mean of 1 content…

A:

Q: The number of stork sightings on a route in South Carolina per year follows a Poisson distribution…

A:

Q: Akosua works as the customer service officer at the Agarwal Eye Clinic located in Tesano, a suburb…

A: Let, X = Number of requests from male patients for emergency eye treatment. X~Poisson(λ=2.6) The…

Q: The lifetime of a cooling fan, in hours, that is used in a computer system has the Weibull…

A:

Q: A. What kind of distribution does X have? B. What is the probability that one passenger arrives in a…

A:

Q: Determine whether the distribution is a discrete probability distribution. x P(x) 0  0.21 1  0.28 2…

A: Discrete probability distribution :  The probability distribution of a discrete random variable X is…

Q: The number of content changes to a Web site follows a Poisson distribution with a mean of 0.25 per…

A: The mean number of content changes in one day is 0.25.

Q: Find the mean, μ, for a binomial distribution X~B(200,2). A cricket match is to be played over 4…

A: It is given that  X ~ B( 200, 3/4 ) where, n = 200 p = 3/4   Note: According to Bartleby expert…

Q: Each month, the MATH310 instructor needs to prepare 5 exercises for the following month's exam. The…

A: Solution: Let X be the problems MATH310 instructor creates in a month. From the given information, X…

Q: Q4: B: By using Poisson Distribution? * O 19.5% O 12% O 18.6% 20%

A: By using Poisson distribution. X: Number of defective devices λ=np=20×0.20=4  X~Poisson(4).

Q: At the the durban beach front it rains on 20% of the days and it is windy on 30% of days. if rain…

A: Given Data: The percentage of day it is rains is: P(A)=20% The percentage of day it is windy is:…

Q: A Statistics show that on an average weekend night, 1 out of every 10 drivers on the road is drunk.…

A: Given data, n=400 p=110q=1-p=910 P(25<X<38)=?

Q: Complete the table that shows the probability and cumulative distribution function of random…

A: here use cumulative probability law that is in given scenario F(3) = f(1) +f(2)+f(3)

Q: A biologist measured the lengths of hundreds of cuckoo bird eggs. Use the relative frequency…

A: Given :

Q: The number of visitors to a web server per minute follows a Poisson distribution. If the average…

A:

Q: A Tim Horton's has recently opened up in Edmonton. It is observed that, on any given morning, the…

A:

Q: The table below is to be valid probability distribution for a data set. x P(x) 3 0.07 4 0.38 5…

A: We have to find given probability.

Q: The number of patients who arrive in the Providence emergency room between 5 and 6pm has a Poisson…

A: Given information: The number of patients arriving in the Providence emergency room between 5 and 6…

Q: Find the mean and standard deviation of this probability distribution

A: The mean is defined as Mean = E(X) = ∑x.px And E(X2) can be calculated as∑x2·px Then Standard…

Q: The following table represents the probability of the number of cars owned by a college student.…

A: Introduction: For a discrete random variable X, taking values X = x with probability mass function…

Q: You have a uniform distribution whose lowest value is 7 and whose highest value is 15. Find the…

A:

Q: A police department reports that the probabilities that 0,1,2, and 3 burglaries will be reported in…

A:

Q: Assume a binomial probability distribution has p = .60 and n = 200.a. what are the mean and standard…

A: Given: Number of trials (n) = 200 Probability of success (p) = 0.60

Q: Suppose you called your local pharmacy to refill a prescription and are put on hold. Assume that the…

A:

Q: Determine whether the given procedure results in a binomial distribution.    Tossing a coin 12…

A: Given data :  Total number of coin toss , n = 12

Q: Determine whether the following describes a probability distribution and show your proof.

A: Probability distribution explains the distribution of data over the random variable. It can used to…

Q: Suppose you sample one value from a uniform distribution with a=0 and b=50. a. What is the…

A: Let X be the random variable from Uniform (0,50) then probability distribution function is,…

Q: The number of calls an office receives follows a Poisson distribution with mean 10 calls per hour.…

A: Solution: Let X be the number of calls an office receives in 30 minutes. From the given information,…