29% adults favor the use of unmanned drones by police agencies. Twelve U.S. adults are randomly selected. Find the probability that the number of U.S. adults whofavor the use of unmanned drones by police agencies is (a) exactly three, (b) at least four, (c) less than eight.(a) P(3)= (Round to three decimal places as needed.)(b) P(x24)=(Round to three decimal places as needed.)(c) P(x < 8) =(Round to three decimal places as needed.)C

Answered: Image /qna-images/answer/e1cbc750-ae79-490a-8489-4c5fb228003b.jpg

Answered: 29% adults favor the use of unmanned…

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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In a large population, 68 % of the people have been vaccinated. If 4 people are randomly selected, what is the probability that AT LEAST ONE of them has been vaccinated? Give your answer as a decimal (to at least 3 places) or fraction.
A shipment of 10microwave ovens contains 2defective units. A restaurant buys four of these units. What is the probability of the restaurant buying at least threenondefective units? The probability of the restaurant buying at least three nondefective units is? (Round to three decimal places as needed.)
In the winter, guests who visit Yosemite National Park like to stay at an overnight lodge in the park 71 % of the time. Find the probability that among 11 guests surveyed exactly 3 guests like to stay at an overnight lodge in the park. P(x = 3) =
The probability of flu symptoms for a person not receiving any treatment is 0.025. In a clinical trial of a common drug used to lower cholesterol, 30 of 1090 people treated experienced flu symptoms. Assuming the drug has no effect on the likelihood of flu symptoms, estimate the probability that at least 30 people experience flu symptoms. What do these results suggest about flu symptoms as an adverse reaction to the drug? (a) P(X 2 30) - (Round to four decimal places as needed.)
Flying over the western states with mountainous terrain in a small aircraft is 40% riskier than flying over similar distances in flatter portions of the nation, according to a General Accounting Office study completed in response to a congressional request. The accident rate for small aircraft in the 11 mountainous western states is 2.5 accidents per 100,000 flight operations. (b) Find the probability of no accidents in 100,000 flight operations. (Use 4 decimal places.)(c) Find the probability of at least 8 accidents in 200,000 flight operations. (Use 4 decimal places.)
In a survey, 63% of Americans said they own an answering machine. If 15 Americans are selected at random, find the probability that exactly 11 own an answering machine. Round the answer to at least four decimal places. P(11)= ?
17% adults favor the use of unmanned drones by police agencies. Twelve U.S. adults are randomly selected. Find the probability that the number of U.S. adults who favor the use of unmanned drones by police agencies is (a) exactly three, (b) at least four, (c) less than eight.
57% of U.S. adults have very little confidence in newspapers. You randomly select 10 U.S. adults. Find the probability that the number of U.S. adults who have very little confidence in newspapers is (a) exactly five, (b) at least six, and (c) less than four. ... (a) P(5) = (Round to three decimal places as needed.) (b) P(x2 6) =D (Round to three decimal places as needed.) (c) P(x< 4) =D (Round to three decimal places as needed.)
29% adults favor the use of unmanned drones by police agencies. Twelve U.S. adults are randomly selected. Find the probability that the number of U.S. adults who favor the use of unmanned drones by police agencies is (a) exactly three, (b) at least four, (c) less than eight.

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