The number of accidents that occur at a busy intersection is Poisson distributed with a mean of 4.8 per week. Find the probability of the following events. A. No accidents occur in one week. Probability = B. 4 or more accidents occur in a week. Probability = C. One accident occurs today. Probability =

Q: A writer averages 0.5 errors per page. The number of errors follow a Poisson distribution. Find the…

A: A writer averages 0.5 errors per page.The number of errors following a Poisson distribution.Let X be…

Q: . Approximate the probability of fewer than 350 errors in a month. 2. Approximate a value so that…

A: Phoenix water is provided to approximately 1.4 million people who are served through more than…

Q: Which of the following is more likely to occur? Probability of fishing in the sea is 0.45.…

A: as we know    event is less likely if probability is near to 0  and event is more likely if…

Q: 3. In the mass production of bolts it is found that 5% are defective. Bolts are randomly selected…

A: Givenn=10p=0.05Let X=no.of defective boltsX~Binomial (n=10 , p=0.05)P(X=x)=10x 0.05x 1-0.0510-x   ;…

Q: What is mean and variance of the probability distribution?

A:

Q: The length of a pregnancy is normally distributed with a mean of 268 days and a standard dev of…

A:

Q: The probability a child is born with Down Syndrome when the birth mother is 40 years old is 0.01.…

A: The relative frequency of a particular class or observation can be obtained by dividing the…

Q: The data on the right represent the number of traffic fatalities by seat location and gender.…

A: Given that    Male=M Female =F Total Passenger=P  32928 11919 44847 Driver=D 6339 6206 12545…

Q: The data on the right represent the number of traffic fatalities by seat location and gender.…

A:

Q: the duration of a professor's class has a uniform distribution between 50.0 minutes and 52.0…

A: It is given that the duration of the professor’s class follows U(50,52).

Q: The number of accidents that occur at a busy intersection is Poisson distributed with a mean of 4.5…

A: (a) To find the probability of no accidents occurring in one week at the intersection, we can use…

Q: What is the probability that the sample proportion is greater than 0.61? b. What is the probability…

A: Let p be the population proportion. Given that p = 0.59 And sample size is n = 656 Note : According…

Q: he number of accidents that occur at a busy intersection is Poisson distributed with a mean of 4 per…

A: Given,  number of accidents per week (lamda)=4   Poission distribution is P(X=x)=e-lamda*lamdaxx!

Q: The table shows the estimated distribution of injury severity by child passenger. What is the…

A: Given data: Injury severity <1 Year 1 to 3 Years 4 to 7 Years Row total No injury 545786…

Q: A population proportion is 0.61. Suppose a random sample of 655 items is sampled randomly from this…

A:

Q: Suppose a coin and a die are tossed. Let X be the random variable representing an even number.…

A: Here the coin and die are tossing simultaneously. Here the sample space , S = {(1,H) , (1,T) , (2,H)…

Q: 18) On one tropical island, hurricanes occur with a mean of 2.74 per year. Assuming that the number…

A: Given,The mean no.of hurricanes occur in a year is 2.74So , the mean no.of hurricanes occur in 3…

Q: The events are approximately independent because 0.700 = 0.700.  The events are not independent…

A: Two events, A and B, are independent ifP(A and B) = P(A) x P(B)We can then rearrange this…

Q: Assume that 10% of people are left-handed. Condsider a random sample of 5 people. What is the…

A:

Q: The graph summarizes statistics regarding distracted drivers below the age of 40 who were involved…

A: Given that the accident was not related to cell phone use.  From the graph, the total number of…

Q: In a recent year (365 days), a hospital had 5532 births. a. Find the mean number of births per day.…

A: In a year a hospital has 5532 birthsFor a single day= births in a single dayLet "x" be the no. of…

Q: When a sample contains 100 or more cases, what is the correct probability distribution to use?

A: Given: When a sample contains 100 or more cases, what is the correct probability distribution to…