On average, a professor receives 24.7 e-mails from students the day before a final exam. What sort ofprobability distribution will he use to calculate the probability of receiving at least 10 e-mails on such aday?A) Poisson distributionB) Binomial distributionC) All of the aboveD) None of the aboveO a AOb. DOC COd B

Given that The Average a professor receives e-mails from the students the day before a final…

Answered: On average, a professor receives 24.7…

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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Consider a Poisson probability distribution. Determine the probability of exactly four occurrences for the following conditions.
The probability that a machine develops a fault within the first 3 years of use is 0.003. If 40 machines are selected at random, the probability that 38 or more will not develop any faults within the first 3 years of use is ....
Assuming that the probability that an individual changes residence during the year is 0.21. A survey is taken of five individuals. What is the probability that three out of five individuals move during the year?
Which of the following is a continuous random variable? A)The number of students arrives to the library checkout desk before noon time. B)The number of students waiting in the cafeteria lane for lunch. C)The travel time of a bus between two cities. D)The number of newspapers sold on a specific date. E)The number phone calls received by call center for a certain period of time.
A. Recent crime reports indicate that 0.5 motor vehicle thefts occur each minute in an industrial area. Assume that the distribution of thefts per minute can be approximated by the Poisson probability distribution. i. What is the average number of motor vehicle thefts occurring in five minutes? ii. Find the probability exactly three motor vehicle thefts occur in five minutes. Note: 1.Please clear answer no (i,ii) 2. No need excel formula.
Assume that when adults with smartphones are randomly selected, 43% use them in meetings or classes. If 14 adult smartphone users are randomly selected, find the probability that fewer than 3 of them use their smartphones in meetings or classes. The probability is?
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All students in a high school were surveyed about two sports. The results are shown in the graph. Frequency 600 400 200 0 190 Sports Survey 565 Basketball 340 Football Like Basketball or Football Both 100 Neither a) How many students were surveyed? b) What is the probability that a student (chosen at random) likes only basketball? Express your answer as a decimal, rounded to 2 decimal places. c) What is the probability that a student (chosen at random) likes both basketball and football? Express your answer as a percentage. d) What is the probability that a student (chosen at random) likes neither basketball nor football? Express your answer as a fraction in lowest terms.
Assume that when human resource managers are randomly selected, 38% say job applicants should follow up within two weeks. If 15 human resource managers are randomly selected, find the probability that exactly 11 of them say job applicants should follow up within two weeks. The probability is (Round to four decimal places as needed.) 3
Assume that when adults with smartphones are randomly selected, 56% use them in meetings or classes. If 7 adult smartphone users are randomly selected, find the probability that at least 2 of them use their smartphones in meetings or classes. The probability is: (Round to four decimal places as needed.)
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