What is the probability that the shop is empty?
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Top Cutz International Barbershop is a popular haircutting and styling salon . Four barbers work full-time and spend an average of 15 minutes on each customer. Customers arrive all day long at an average rate of 12 per hour. When they enter, they take a number to wait for the first available barber. Arrivals tend to follow the Poisson distribution, and service times are exponentially distributed.
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(a) What is the
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- The graph shows the probability of cardiovascular disease by age and gender. Use the graph to find the probability that a randomly selected man between the ages of 25 and 34 Probability of Cardiovascular Disease 1- 0.9 0.8 a. has cardiovascular disease. Men b. does not have cardiovascular disease. 0.7 Women 0.6 0. 0.4 0.3 0.2- 0.14 20-24 25-34 35-44 45-54 55-64 65-74 75+ a. Use the graph to estimate the probability that a randomly selected man between the ages of 25 and 34 has cardiovascular disease. This probability is approximately (Type a decimal to two places.) Enter your answer in the answer box and then click Check Answer. 1 part remaining ClearAll CheckAnswer Copyright O 2021 Pearson Education Inc. All rights reserved. Terms of Use Privacy PolicyT Permissions Contact Us 76 F Mostly cloudy ere to search DELLFind the mean of the given probability distribution. A police department reports that the probabilities that 0,1,2 and 3 burglaries will be reported in a given day are 0.48,0.41,0.10,and 0.01 respectively.M3
- The accompanying table shows the numbers of male and female students in a particular country who received bachelor's degrees in business in a recent year. Complete parts (a) and (b) below. E Click the icon to view the data on business degrees. ..... (a) Find the probability that a randomly selected student is male, given that the student received a business degree. The probability that a randomly selected student is male, given that the student received a business degree, is (Round to three decimal places as needed.) Business Graduates (b) Find the probability that a randomly selected student received a business degree, given that the student is female. The probability that a randomly selected student received a business degree, given that the student is female, is (Round to three decimal places as needed.) Business degrees Nonbusiness degrees Total Male 199,313 600,822 800,135 1,065,757 1,865,892 Female 177,694 888,063 Total 377,007 1,488,885 Print DoneComplaints about an Internet brokerage firm occur at a rate of 4 per day. The number of complaints appears to be Poisson distributed. A. Find the probability that the firm receives 5 or more complaints in a day. Probability = B. Find the probability that the firm receives 10 or more complaints in a 3-day period. Probability =A technician services mailing machines at companies in the Phoenix area. Depending on the type of malfunction, the service call can take 0.9,1.8,2.7,or 3.6 hours. The different types of malfunctions occur at the same frequency. a. Develop a probability distribution for the duration of a service call. Duration of Call x f(x) 0.9 1.8 2.7 3.6 Total b. What is the probability a service call will take 2.7 hours ? c. A service call has just come in, but the type of malfunction is unknown. It is 3:00 P.M. and service technicians usually get off at 5:00 P.M. What is the probability the service technician will have to work overtime to fix the machine today?
- Construct a probability distribution for tossing two coins. Let x represents the number of tails.Industrial Robots are programmed to operate through microprocessors. The probability that one such computerized robot breaks down during any one 8-hour shift is 0.2. Find the probability that the robot will operate for at most five shifts before breaking down twice.The table shows the distribution, by age and gender, of the 28.5 million people in a certain region who live alone. Use the data in the table to find the probability that a randomly selected person in the region is a woman in the 18-24 age range living alone. Male Female Total Attempted Ages Ages Ages Ages Ages Ages 18-24 25-34 35-44 45-64 65-74 275 Total 0.9 2.3 2.4 0.7 1.5 1.2 1.6 3.8 3.6 4.6 1.4 1.5 4.8 6.3 5.0 2.2 9.6 3.6 BECER 13.1 15.4 28.5 The probability is (Type an integer or decimal rounded to the nearest hundredth as needed.)
- Identify if the statement below is true or false: The sum of the probabilities in a discrete random probability distribution varies from distribution to distribution.While driving in the car with his family Jeffery likes to look out the window to find punch buggies. On average Jeffery see 3.85 punch buggies per hour. Assume seeing punch buggies follows a poisson process. A. Find the probability Jeffrey sees exactly 2 punch buggies in an hour. B. Find the probability Jeffrey sees more than 2 punch buggies in an hour.Use the table to the right, which shows the age distribution of those who earned less than minimum wage in a recent year. If a worker is randomly selected from those surveyed, what is the probability that the person is younger than 55? Age Working Below Minimum Wage (thousands) 16-19 348 20-24 416 25-34 305 35-44 175 45-54 132 55-64 47 65 and older 40 Question content area bottom Part 1 The probability that the person is younger than 55 is enter your response here . (Type a decimal rounded to three decimal places as needed.)
