A poll found that 35% of adults do not work at all while on summer vacation. In a random sample of 7 adults, let x represent the number who do not work during summer vacation. Complete parts a through e.Ca. For this experiment, define the event that represents a "success." Choose the correct answer below.Adults working during summer vacationAdults not working during summer vacationb. Explain why x is (approximately) a binomial random variable. Choose the correct answer below.O A. There are three possible outcomes on each trial.OB. The experiment consists of only identical trials.OC. The trials are not independent.D. The experiment consists of identical trials, there are only two possible outcomes on each trial (works or does not work), and the trials are independent.c. Give the value of p for this binomial experiment.p= 0.35d. Find P(x= 3).P(x= 3) = (Round to four decimal places as needed.)

Given,sample size(n)=7 p=0.35and q=1-0.35=0.65Let X represent the number who do not work…

Answered: A poll found that 35% of adults do not…

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 Department of Animal Regulations released information on pet ownership for the population consisting of all households in a particular county. Let the random variable X = the number of licensed dogs per household. The distribution for the random variable X is given below inside table (in photo included). Question: The probability for X = 3 is missing. What is it? Possible Answers: 0.07, 0.12, 0,09, and 0. Please show calcuations on how answer was obtained.
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Three items are drawn in randomly from a population of 7 items. The item drawn may be defective or non-defective. Random variable is the occurrence of non-defective items. Total defective items in the population are two.a. Make a frequency distribution table of the random variable. b. Find the expected value of non-defective items in the random experiment.
A survey asks 1100 workers, "Has the economy forced you to reduce the amount of vacation you plan to take this year?" Forty-six percent of those surveyed say they are reducing the amount of vacation. Ten workers participating in the survey are randomly selected. The random variable represents the number of workers who are reducing the amount of vacation. Decide whether the experiment is a binomial experiment. If it is, identify a success, specify the values of n, p, and q, and list the possible values of the random variable x. Is the experiment a binomial experiment? No Yes What is a success in this experiment? Selecting a worker who is not reducing the amount of vacation Selecting a worker who is reducing the amount of vacation This is not a binomial experiment. Specify the value of n. Select the correct choice below and fill in any answer boxes in your choice. O A. n= B. This is not a binomial experiment. Specify the value of p. Select the correct choice below and fill in any answer…
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About 10% of babies born with a certain ailment recover fully. A hospital is caring for seven babies born with this ailment. The random variable represents the number of babies that recover fully. Decide whether the experiment is a binomial experiment. If it is, identify a success, specify the values of n, p, and q, and list the possible values of the random variable x. is the experiment a binomial experiment? No Yes What is a success in this experiment? Baby doesn't recover Baby recovers This is not a binomial experiment. Specify the value of n. Select the correct choice below and fill in any answer boxes in your choice.A.n=enter your response hereB.This is not a binomial experiment. Specify the value of p. Select the correct choice below and fill in any answer boxes in your choice.A.p=enter your response hereB.This is not a binomial experiment. Specify the value of q. Select the correct choice below and fill in any answer boxes in your choice.A.q=enter your response…
Three students scheduled interviews for summer employment at the Tiket.com. In each case the interview results in either an offer for a position or no offer. Experimental outcomes are defined in terms of the results of the three interviews.a. List the experimental outcomes.b. Define a random variable that represents the number of offers made. Is the random variable continuous?c. Show the value of the random variable for each of the experimental outcomes
Determine whether the random variable X has a binomial distribution. If it does, state the number of trials n. If it does not, explain why not. Twenty students are randomly chosen from a math class of 70 students. Let X be the total number of student absences.
The probability is 0.4 that a traffic fatality involves an intoxicated or alcohol-impaired driver or nonoccupant. In six traffic fatalities, find the probability that the number, Y, which involve an intoxicated or alcohol-impaired driver or nonoccupant is a. exactly three; at least three; at most three. b. between two and four, inclusive. c. Find and interpret the mean of the random variable Y. a. The probability that exactly three traffic fatalities involve an intoxicated or alcohol-impaired driver or nonoccupant is nothing. (Round to four decimal places as needed.) The probability that at least three traffic fatalities involve an intoxicated or alcohol-impaired driver or nonoccupant is nothing. (Round to four decimal places as needed.) The probability that at most three traffic fatalities involve an intoxicated or alcohol-impaired driver or nonoccupant is nothing. (Round to four decimal places as needed.) b. The probability that between two and four…
A survey asks 1200 workers, "Has the economy forced you to reduce the amount of vacation you plan to take this year?" Forty-six percent of those surveyed say they are reducing the amount of vacation. Twenty workers participating in the survey are randomly selected. The random variable represents the number and list the possible values of the random variable x. workers who are reducing the amount of vacation. Decide whether the experiment is a binomial experiment. If it is, identify a success, specify the values of n, p, and q. Is the experiment a binomial experiment? Yes O No What is a success in this experiment? O Selecting a worker who is not reducing the amount of vacation O Selecting a worker who is reducing the amount of vacation O This is not a binomial experiment. Specify the value of n. Select the correct choice below and fill in any answer boxes in your choice. OA n= O B. This is not a binomial experiment. Specify the value of p. Select the correct choice below and fill in any…
Determine whether the given procedure results in a binomial distribution. If not, state the reason why. Rolling a single die 64 times, keeping track of the numbers that are rolled. O Not binomial: the trials are not independent. Procedure results in a binomial distribution. O Not binomial: there are more than two outcomes for each trial. O Not binomial: there are too many trials.
Question 15 You want to measure traffic on the Lake Lewisville Toll bridge during the late evening. Select all the discrete random variables (there may be more than one). The number of cars that use the bridge in one hour. The time between each car crossing the bridge. The time each car crosses the bridge. The total number of cars that cross the bridge. Submit Question Search €0 W

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