Clients enter a tax preparer's office at an average rate of 9 per hour. They enter...
Exo 4: It has been observed that the number of clients arriving in the emergency room at BONSOIN hospital follows a Poisson law with an average of 12 clients per hour. a) What is the probability that exactly 10 customers will arrive in the next hour? b) What is the probability that exactly one customer will arrive in the next 15 minutes? (c) What is the probability that he arrived at least one client in the next step?
(e) On a given hour, 200 clients enter McDonald's. Each one, independently of others, buys either a hamburger (with probability ), French fries (with probability), or does not buy anything and just uses the toilet (with probability ). Approximate the probability that the number of guests who do not buy anything exceeds 40.
Cars enter a car wash at a mean rate of 2 cars per half an hour. What is the probability that, in any hour, exactly 4 cars will enter the car wash? Round your answer to four decimal places.
6. People enter the post office at an average rate of four per 25 minutes. (a) Find the probability that two people enter between 10:00 and 10:10am (b) Starting at 9:00, find the probability that the first person enters between 9:10 and 9:15. Use an exponential random variable. (e) What is the expected length of time until the tenth person enters the pos t office? Name the random variable used. Extra: Write the integral for the probability of the sixth...
A veterinarian’s office sees, on the average, three patients per hour. Find the probability that the veterinarian’s office sees: (A) at most three patients in one hour. (B) at least three patients in one hour. (C) five or more patients in one hour. (D) less than 10 patients in four hours. is this a binomial, geometric, hypergeometric, Poisson, normal, or a standard normal problem? I do not know how to tell the difference. Also if possible can the equations also...
Cars enter a car wash ata mean rate of 4 cars per half an hour. What is the probability that, in any hour, at least 3 cars will enter the car wash? Round your answer to four decimal places. Answer How to enter your answer Tables Keypad Keyboard Shortcuts Submit Answer LENG 9:28 AM 7/31/2020
Customers enter the camera department of a store at an average rate of five per hour. The department is staffed by one employee, who takes an average of 8.0 minutes to serve each arrival. Assume this is a simple Poisson arrival, exponentially distributed service time situation. (Use the Excel spreadsheet Queue Models.) a-1. As a casual observer, how many people would you expect to see in the camera department (excluding the clerk)? (Round your answer to 2 decimal places.) a-2....
(20) 13. The number of people arriving at a doctor’s office is 4 per hour. Let x represent the number of people arriving per hour. (5) a. What is the probability that exactly 4 people arrive in one hour? Show how you calculated this. (5) b. What is the probability that less than 2 people arrive in one hour? Show how you calculated this. (5) c. What is the probability that less than 3 people arrive in one hour? Show...
Cars enter a car wash at a mean rate of 4 cars per half an hour. What is the probability that, in any hour, no more than 4 cars will enter the car wash? Round your answer to four decimal places.
Applied Statistics 9. Seventy percent of all vehicles examined at a certain emissions inspection station pass the inspection. Assuming that successive vehicles pass or fail independently of one another, calculate the following probabilities: a. P(all of the next three vehicles inspected pass) b. P(at least one of the next three inspected fails) c. P(exactly one of the next three inspected passes) d. P(at most one of the next three vehicles inspected passes) e. Given that at least one of the...