5.60 Delivery trucks arrive independently at the FloorstoreRegional distribution center with various consumeritems from the company's suppliers. The mean num-ber of trucks ariving per hour is 20. Given that a truckhas just arrived answer the following:a. What is the probability that the next truck will notarrive for at least 5 minutes?b. What is the probability that the next truck will ar-rive within the next 2 minutes?c. What is the probability that the next truck will arrivebetween 4 and 10 minutes?

Answered: Image /qna-images/answer/4527276b-bb6e-422e-85e7-044da69af925.jpg

Answered: 5.60 Delivery trucks arrive…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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When studying radioactive material, a nuclear engineer found that over 365 days, 1,000,000 radioactive atoms decayed to 974,425 radioactive atoms, so 25,575 atoms decayed during 365 days. a. Find the mean number of radioactive atoms that decayed in a day. b. Find the probability that on a given day, 52 radioactive atoms decayed.
5. Emergency patients arrive at a dental surgery at a mean rate of one every 2 hours. Calculate the probability that such a patient arrives within the next 1.5 hours. The surgery manager wants to avoid the arrival of two such patients within one half-hour period. Calculate the probability of this event happening.
An auditor for Health Maintenance Services of Georgia reports 40 percent of policyholders 55 years or older submit a claim during the year. Twenty policyholders are randomly selected for company records. (Binomial Dist.) a. How many of the policyholders would you expect to have filed a claim within the last year? ie. The mean value. b. What is the probability that 10 of the selected policyholders submitted a claim last year? c. What is the probability that 10 or more of the selected policyholders submitted a claim last year?
find mean and sd.. Outcome Probability 1 0.02 2 0.13 3 0.21 4 0.18 5 0.46
The United States Postal Service reports 95 percent of first class mail within the same city is delivered within two days of the time of mailing. Six letters are randomly sent to different locations. a. What is the probability that all six arrive within two days? (0.7351) b. What is the probability that exactly five arrive within two days? (0.2321) c. Find the mean number of letters that will arrive within two days. (5.7) d. Compute the variance and standard deviation of the number that will arrive within two days.(var=0.285)
Soppose trucks arrive independently at an distribution center with machine part items from the company's suppliers. The mean number of trucks arriving per hour is 20. Given that a truck has just arrived. What is the probability that the next truck will arrive between 4 and 7 minutes? Select one: a. 0.444 b. 0.166 c. 0.232 d. 0.342
6.12, please
a. Assuming that the rate of 23.9% is correct, find the probability that 398 or more of the 1482 adults have sleepwalked. b. Is that result of 398 or more significantly high? c. What does the result suggest about the rate of 23.9%?
When studying radioactive material, a nuclear engineer found that over 365 days, 1,000,000 radioactive atoms decayed to 979,748 radioactive atoms, so 20,252 atoms decayed during 365 days. a. Find the mean number of radioactive atoms that decayed in a day. b. Find the probability that on a given day, 52 radioactive atoms decayed.
Airline passengers arrive randomly and independently at the passenger screening facility at a major international airport. The mean arrival rate is 5 passengers per minute. 1. What is the probability of 2 arrivals in a 1-minute period? 2. What is the probability of no arrivals in a 1-minute period? 3. What is the probability of one arrival in a 1-minute period? 4. What is the probability of at most one arrival in a 1-minute period?

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