According to a survey in a country, 18% of adults do not own a credit card. Suppose a simple random sample of 900 adults is obtained. Complete parts (a) through (d) below.Interpret this probability.If 100 different random samples of 900 adults were obtained, one would expect 1 to result in more than 21% not owningcredit card.(Round to the nearest integer as needed.)(c) What is the probability that in a random sample of 900 adults, between 16% and 21% do not own a credit card?The probability is(Round to four decimal places as needed.)

Answered: Image /qna-images/answer/8626706c-dcb5-47e8-9ae6-8e2ee245d26e.jpg

Answered: According to a survey in a country, 18%…

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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A study reports that 36% of companies in Country A have three or more female board directors. Suppose you select a random sample of 100 respondents. Complete parts (a) through a. What is the probability that the sample will have between 29% and 37% of companies in Country A that have three or more female board directors? The probability is (Round to four decimal places as needed.) b. The probability is 60% that the sample percentage of Country A companies having three or more female board directors will be contained within what symmetrical limits of the population The probability is 60% that the sample percentage will be contained above (Round to one decimal place as needed.) % and below %. c. The probability is 99.7% that the sample percentage of Country A companies having three or more female board directors will be contained within what symmetrical limits of the population The probability is 99.7% that the sample percentage will be contained above % and below (Round to one decimal…
If 60% of all women are employed outside the home, find the probability that in a sample of 20 women, 1: Exactly 15 are employed. 2: At least 10 are employed.
Approximately 20% of U.S. workers are afraid that they will never be able to retire. Suppose 10 workers are randomly selected. a. What is the probability that none of the workers is afraid that they will never be able to retire?
18 Items were randomly selected from a large inventory. If 20% of the items in the inventory are made in Asia: 1. What is the probability that exactly 5 of the 18 items selected are made in Asia? 2. What is the probability that exactly 5 of the 18 items selected are made in Asia?
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
1. An average of 3 cars arrived at a highway tollgate every minute. What is the probability that at most 45 cars will arrive in a quarter of an hour.
Suppose a math class contains 41 students, 19 females (two of whom speak French) and 22 males (three of whom speak French). Compute the probability that a randomly selected student is male, given that the student speaks French.
7. 64% of all violent felons in the prison system are repeat offenders. If 40 violent felons are randomly selected, find the probability that a. Exactly 23 of them are repeat offenders. ?b. At most 28 of them are repeat offenders. ?c. At least 27 of them are repeat offenders. ?d. Between 23 and 30 (including 23 and 30) of them are repeat offenders. ?

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