A random sample of 1018 adults in a certain large country was asked "Do you pretty much think televisions are a necessity or a luxury you could do without?" Of the1018 adults surveyed,524 indicated that televisions are a luxury they could do without. Construct and interpret a 95% confidence interval for the population proportion of adults in the country who believe that televisions are a luxury they could do without. Select the correct choice below and fill in any answer boxes within your choice. A. We are _ % confident the proportion of adults in the country who believe that televisions are a luxury they could do without is between _ and _. B. There is a _ % probability the proportion of adults in the country who believe that televisions are a luxury they could do without is between _ and _.

A random sample of 1018 adults in a certain large country was asked "Do you pretty much think televisions are a necessity or a luxury you could do without?" Of the1018 adults surveyed,524 indicated that televisions are a luxury they could do without. Construct and interpret a 95% confidence interval for the population proportion of adults in the country who believe that televisions are a luxury they could do without. Select the correct choice below and fill in any answer boxes within your choice. A. We are _ % confident the proportion of adults in the country who believe that televisions are a luxury they could do without is between _ and _. B. There is a _ % probability the proportion of adults in the country who believe that televisions are a luxury they could do without is between _ and _.

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter8: Sequences, Series, And Probability

Section8.7: Probability

Problem 58E: What is meant by the sample space of an experiment?

See similar textbooks

Similar questions

What is meant by the sample space of an experiment?
A random sample of 25 statistics students was asked: “Have you smoked a cigarette in the past week?” Six students reported smoking within the past week. Use the “plus-four” method to find a 95% confidence interval for the true proportion of statistics students who smoke.
In a survey of 1,954 cellphone owners, adults aged 18 and over, 743 reported that they use their phone to keep themselves occupied during commercials or breaks in something they were watching on television, while 430 used their phone to check whether something they heard on television is true. Construct a 90% confidence interval estimate for the population proportion of adult cellphone owners who report that they use their phone to check whether something they heard on television was true. What is the margin of error? Lower limit: Upper limit: Margin of error = Hint: Use PHStat and answers should be accurate to 4 decimal places.
In a survey of 1020 adults, a polling agency asked, "When you retire, do you think you will have enough money to live comfortably or not. Of the 1020 surveyed, 535 stated that they were worried about having enough money to live comfortably in retirement. Construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.
To find the proportion of San Diegans subscribed to Disney+ in 2019 a researcher randomly selected 200 people from San Diego and found that 101 were subscribed a) check that assumptions are meant for a confidence interval for proportion b) find a 95% confidence interval estimate for the true proportion of San Diegans subscribed to Disney+ and interpret the interval
A recent study among 150 street hawkers in Cape Town showed that 48 of them are of the opinion that the local regulations obstruct their business. a) Construct and interpret a 95% confidence interval based on this sample.
A random sample of 50 households was selected for a telephone survey. The key question asked was, “Do you or any member of your household own a cellular telephone with a built-in camera? Of the 50 respondents, 35 said “yes“ and 15 said “no. “ Give a 90% confidence interval estimate for the population proportion of households in which a member owns a cellular telephone with a built-in camera. Interpret this confidence interval.
A joint USA Today/CNN/Gallup Poll in July 2020 indicated that of 832 white adults, 46% thought affirmative action has been good for the country and 44% thought it had not been good; the remaining 10% were undecided. Construct and interpret a 95% confidence interval for the true proportion of American white adults believing that affirmative action has been good.