Question 2A survey shows that about 10% of those over the age of 65 years old are in danger ofcatching COVID-19. If 10 persons over the age of 65 are randomly selected (assuminga binomial distribution), answer the following questions:Round all final answers to 3 decimal places and express answers in decimal form(i.e. 0.003 instead of 0.300%)(a) What is the probabilitiy that exactly 2 have COVID-19? Question 2A survey shows that about 10% of those over the age of 65 years old are in danger ofcatching COVID-19. If 10 persons over the age of 65 are randomly selected (assuminga binomial distribution), answer the following questions:Round all final answers to 3 decimal places and express answers in decimal form(i.e. 0.003 instead of 0.300%)(b) What is the probability that at most 3 have COVID-19?Submit Question

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Answered: A survey shows that about 10% of those…

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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The first card selected from a standard 52-card deck was a king. If it is returned to the deck, what is the probability that a king will be drawn on the second selection? 1/4 or 0.250B. 1/13 or 0.0769C. 12/13 or 0.923D. 1/3 or 0.333E. None of the choices are correct
Suppose that 11% of people are left handed. If 8 people are selected at random, use the binomial distribution to find the probability that exactly 2 of them are left handed? Which of the following is correct? 0.0121 0.168 0.337 0.0416
In a digital communication channel, assume that the number of bits received in error can be modeled by a binomial random variable, and assume that the probability that a bit is received in error is 0.0001. If 150,000 bits are transmitted, what is the probability that errors are between 10 and 18? How to compute P(X=10)= (150000c10)(0.0001)10(1-0.0001)150000-10
a statistics professor has stated that 90% of his studnets pass the class. to check this claim, a random sample of 150 students who have taken the class indicated that 129 passed the class. If the professor's claim is correct, what is the probability that 129 or fewer will pass the class this semester?a .9484b .0516c .5516d .4484e .1624
Suppose a certain study conducted in 2000 reported 71.3% of men between the ages of45 and 54 are considered overweight. If a random sample of 150 men in this age groupis selected, what is the probability that between 66% and 75% of them are overweight?
34% of a certain breed of rabbits are born with long hair. What is the probability that in a litter of 11 rabbits, exactly 6 will have long hair? (Give your answer correct to three decimal places.)
45% of residents of State A are fully vaccinated against covid-19. 49% of residents of State B are fully vaccinated against covid-19. We randomly select one person from each state. What is the probability that at least one of these two people is fully vaccinated against covid-19? Round your answer to two decimals, such as 0.94,
The random number generator on calculators randomly generates a number between 0 and 1. The random variable X, the number generated, follows a uniform probability distritbution. What is the probability of generating a number between 0.57 and 0.94?
Assume 97% of smart phones work (so the probability that a chosen smart phone works is .97). if three smart phones are tested at random, what is the probability that all three work? (three decimal places)
According to an airline, flights on a certain route are on time 80% of the time. Suppose 17 flights are randomly selected and the number of on-time flights is recorded. The probability that fewer than 11 flights are on time is ___?____ (Round to four decimal places as needed)

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