AP Stats-Unit 4 (Probability) – Assessment4. When a polling organization randomly calls households for a survey, there is a 0.10 probability theare able to obtain a response. If the organization randomly calls 10 households, what is the probabilitthey are able to obtain a response from at least 1 household?(a) 0.0000(b) 0.3487(c) 0.5000(d) 0.6513(e) 1.00001052

Given that Probability that are able to obtain a response (P) = 0.10 Number of households…

Answered: 4. When a polling organization randomly…

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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assume that when adults with smart phones are randomly selected, 54% use them in meetings or classes. If I have a dark smart phone users are randomly selected, find the probability that exactly 3 of them use their smart phones in meetings or classes.
The data in tabulated form shown below are the number of children of family in each worker in a furniture company. Worker Number of Boys Number of Girls Number of Children 1. A 3 1 4 2. B 2. 6. 3. С 1 2 3 4. D 1 5. E 6. F 7. G 8. H 9. I 4 1 5 3 1 1 3 4 2 2 10. J 1 3 11. K 1 2 12. L 4 4 13. М 1 1 14. N 1 3 15. O 3 16. P 2 17. Q 1 3 18. R 2 19. S 2 4 20. T 2 D. 1. Count the number of boys and girls for each family. Based on randomly generated data, estimate the probabilities of a boy and a girl. Estimate the probabilities using the following formula:
8. It is reported that 77% of workers aged 16 and over drive to work alone. Choose 4 workers at random. Find the probability that: All drive to work alone a. b. One of them drives to work alone. C. More than one of them drives to work alone
7.) The Pew Internet and American Life Project reported in 2004 that 55% of current music downloaders say they are using paid services. Consider a random sample of 18 music downloaders.a.) Find the probability that the sample contains 15 music downloaders who are usingpaid services using the formula.b.) Find the probability that the sample contains 10 or fewer music downloaders who areusing paid services using the calculator.c.) Find the probability that the sample contains 9 or more music downloaders who areusing paid services using the calculator.d.) Find the probability that the sample contains between 8 and 15, inclusive, musicdownloaders who are using paid services using the calculator.e.) Find the mean number of music downloaders who are using paid services.f.) Find the standard deviation of music downloaders who are using paid services.
105, 82, 94.5, 72.5, 92, 91, 52, 86, 100, 96, 98, 109, 96, 36, 98, 95
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3. A jar contains black and white marbles. Two marbles are chosen without replacement. The probability of selecting a black marble and then a white marble is 0.34, and the probability of selecting a black marble on the first draw is 0.47. What is the probability of selecting a white marble on the second draw, given that the first marble drawn was black?
Assume that when adults with smartphones are randomly selected, 49% use them in meetings or classes. If 9 adult smartphone users are randomly selected, find the probability that exactly 3 of them use their smartphones in meetings or classes.
3 pets are to be randomly selected from 8 cats and 6 dogs. What is the probability of having 2 dogs among the selected pets? 0.3297 0.2819 0.5215 0.4251
Assume that when human resource managers are randomly selected, 54% say job applicants should follow up within two weeks. If 14 human resource managers are randomly selected, find the probability that fewer than 5 of them say job applicants should follow up within two weeks.
Assume that when adults with smartphones are randomly selected, 46% do not use them in meetings or classes. If 8 adult smartphones users are randomly selected, find the probability that exactly 6 of them use their smartphones in meetings and classes.
10.2.% of the population is 65 or older . Find the probability that the following number of persons selected at random from 50 people are 65or older . The probability that at most 2 are 65 or older is ?

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4. When a polling organization randomly calls households for a survey, there is a 0.10 probability the are able to obtain a response. If the organization randomly calls 10 households, what is the probabili they are able to obtain a response from at least 1 household? 0.0000