The probability that a single radar willdetect an enemy plane is .65.a. if there are 5 radar stations in use,what is the expected number Of Stationsthat mill detect an enemy plane?b. how many Stations ave required for 98%.Gertainty that an enemy plaie flying ovéraill be' detected by at lea'st one Statioz

If an experiment has two outcome only follows Bernoulli distribution. If the same experiment is…

Answered: The probability that a single radar…

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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The police have estimated that there are twelve major accidents per day on a particular 10-mile stretch of a national highway. Suppose the incidence of accidents is evenly distributed on this 10-mile stretch of the highway. a. Find the probability that there will be fewer than eight major accidents in this 10-mile stretch of the highway. (Do not round intermediate calculations. Round your final answer to 4 decimal places.) Probability b. Find the probability that there will be more than two accidents in a 1-mile stretch of this highway. (Do not round intermediate calculations. Round your final answer to 4 decimal places.) Probability
The Smith family was one of the first to come to the U.S. They had 7 children. Assuming that the probability of a child being a girl is .5, find the probability that the Smith family had:at least 5 girls?Is it correct answer 0.2266?at most 5 girls? Is it correct answer 0.9375?
The table summarizes results from pedestrian deaths that were caused by automobile accidents. Pedestrian Deaths Driver Pedestrian Intoxicated? Intoxicated? Yes NO. 09 283 Yes 564 NO. If two different pedestrian deaths are randomly selected, find the probability that they both involved pedestrians that were not intoxicated. Report the answer rounded to four decimal place accuracy. Question Help: Written Example Message instructor Submit Question Jump to Answer 43,324 MAR 080 8.
Based on a poll, among adults who regret getting tattoos, 13% say that they were too young when they got their tattoos. Assume that nine adults who regret getting tattoos are randomly selected, and find the indicated probability. Complete parts (a) through (d) below. a. Find the probability that none of the selected adults say that they were too young to get tattoos. (Round to four decimal places as needed.)
Based on a poll, among adults who regret getting tattoos, 24% say that they were too young when they got their tattoos. Assume that six adults who regret getting tattoos are randomly selected, and find the indicated probability. Complete parts (a) through (a) below.
The length of life, in hours, of a drill bit in a mechanical operation has a Weibull distribution with a = 3 and ẞ= 60. Find the probability that the bit will fail before 12 hours of usage. The probability is ☐ (Round to four decimal places as needed.)
Based on a poll, among adults who regret getting tattoos, 28% say that they were too young when they got their tattoos. Assume that nine adults who regret getting tattoos are randomly selected, and find the indicated probability. Complete parts (a) through (d) below. a. Find the probability that none of the selected adults say that they were too young to get tattoos. nothing (Round to four decimal places as needed.) b. Find the probability that exactly one of the selected adults says that he or she was too young to get tattoos. nothing (Round to four decimal places as needed.) c. Find the probability that the number of selected adults saying they were too young is 0 or 1. nothing (Round to four decimal places as needed.) d. If we randomly select nine adults, is 1 a significantly low number who say that they were too young to get tattoos? ▼ No, Yes, because the probability that ▼ less than 1 more than 1 exactly 1 at most 1 at least 1 of…
Suppose that the speed at which cars go on the freeway is normally distributed with mean 75 mph and standard deviation 8 miles per hour. Let X be the speed for a randomly selected car. Round all answers to 4 decimal places where possible. b. If one car is randomly chosen, find the probability that it is traveling more than 72 mph. c. If one of the cars is randomly chosen, find the probability that it is traveling between 77 and 81 mph. d. 84% of all cars travel at least how fast on the freeway? mph.

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