5. A particularly long traffic light on your morning commute is green 20% of the time that youapproach it. Assume that each morning represents an independent trial.a. Over 5 mornings, what is the probability that the light is green on exactly a day?b. Over 20 mornings, what is the probability that the light is green on exactly 2a days?c. Over 20 mornings, what is the probability that the light is green on more than 2a days?a=2

Answered: Image /qna-images/answer/46a345a1-b2d7-471c-8ef2-68d9fb279a58.jpg

Answered: 5. A particularly long traffic light on…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Similar questions

Suppose that 35% of people own dogs. If you pick two people at random, what is the probability that they both own a dog?Give your answer as a decimal (to at least 3 places) or fraction
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The probability of a person selling by phone to sell for each call is independent of each other and is 0.2. So, what is the probability that he did not sell in exactly 5 calls before making the second sale?
Determine which of the following numbers could not represent the probability of an event. 440 35 1219 22 0,0.019, - 0.6, 40%, Select all that apply. OA. 0 B. 35 22 O C. 440 1219 O D. -0.6 E. 0.019 F. 40%
The probability of an adverse reaction to a pneumonia shot is 0.15. Pneumonia shots are given to a group of 12 people. What is the probability that none of them will have an adverse reaction?
A novice marksman is shooting at a target 1000 feet away. The probability of his hitting the target is 0.3. a. What is the probability that he hits the target on the 25th shot? b What is the probability that he will have to shoot more than 200 times to hit the target? c. What is the probability that the number of shots he has to take to hit the target is greater than or equal to 60? d. What is the probability it will take him more than 1020 shots to hit it? e. What is the probability that the number of shots he will have to make to hit the target is 20 or fewer? f. What is the expected number of shots it will take him to hit the target? g. What is the variance of the number of shots needed to hit the target?
Delta Airlines flights from Bostin to Seattle are on time 70% of the time. Suppose 10 flights are randomly selected, and the number of on-time flights is recorded. round answer to 3 significant figures the probability that exactly 5 flights are on time is =the probability that at most 7 flights are on time is =the probability that at least 9 flights are on time is=

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