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A random sample of 1008 adults in a certain large country was ask a necessity or a luxury you could do without?" Of the 1008 adults surveyed, 511 indicated that televisions are luxury they could do without. Complete parts (a) through (e) below. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). p=0.507 Round to three decimal places as needed.) b) Verify that the requirements for constructing a confidence interval about p are satisfied The sample is stated to be a simple random sample, the value of np(1-p) is 0.507 which is greater than or equal to 10, and the than or equal to 5% of the population size Round to three decimal places as needed) sample size can be assumed to be less =) 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 ny answer boxes within your choice Type integers or decimals rounded to three decimal places as needed Use ascending order.) A. There is a 95% probability the proportion of adults in the country who believe that televisions are a luxury they could do without is between and OB. We are % confident the proportion of adults in the country who believe that televisions are a luxury they could do without is between and ) Is it possible that a supermajority (more than 60%) of adults in the country believe that television is a xury they could do without? Is it likely? is ey could do without because the 95% confidence interval wpe an integer or a decimal. Do not round) that a supermajority of adults in the country believe that television is a luxury

A random sample of 1008 adults in a certain large country was ask a necessity or a luxury you could do without?" Of the 1008 adults surveyed, 511 indicated that televisions are luxury they could do without. Complete parts (a) through (e) below. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). p=0.507 Round to three decimal places as needed.) b) Verify that the requirements for constructing a confidence interval about p are satisfied The sample is stated to be a simple random sample, the value of np(1-p) is 0.507 which is greater than or equal to 10, and the than or equal to 5% of the population size Round to three decimal places as needed) sample size can be assumed to be less =) 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 ny answer boxes within your choice Type integers or decimals rounded to three decimal places as needed Use ascending order.) A. There is a 95% probability the proportion of adults in the country who believe that televisions are a luxury they could do without is between and OB. We are % confident the proportion of adults in the country who believe that televisions are a luxury they could do without is between and ) Is it possible that a supermajority (more than 60%) of adults in the country believe that television is a xury they could do without? Is it likely? is ey could do without because the 95% confidence interval wpe an integer or a decimal. Do not round) that a supermajority of adults in the country believe that television is a luxury

MATLAB: An Introduction with Applications
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 random sample of 1008 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 the 1008 adults surveyed, 511 indicated that televisions are a luxury they could do without. Complete parts (a) through (e) below. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). p=0.507 (Round to three decimal places as needed.) (b) Verify that the requirements for constructing a confidence interval about p are satisfied is stated to be a simple random sample, the value of np(1-p) is 0.507. sample size can be assumed to be less The sample which is greater than or equal to 10, and the than or equal to 5% of the population size (Round to three decimal places as needed) (c) 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. (Type integers or decimals rounded to three decimal places as needed Use ascending order.) A. There is a 95% probability the proportion of adults in the country who believe that televisions are a luxury they could do without is between and OB. We are % confident the proportion of adults in the country who believe that televisions are a luxury they could do without is between and (d) Is it possible that a supermajority (more than 60%) of adults in the country believe that television is a luxury they could do without? Is it likely? It is they could do without because the 95% confidence interval (Type an integer or a decimal. Do not round) that a supermajority of adults in the country believe that television is a luxury (e) Use the results of part (c) to construct a 95% confidence interval for the population proportion of adults in the country who believe that televisions are a necessity Lower bound: Upper bound: Round to three decimal places as needed.)
Transcribed Image Text:A random sample of 1008 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 the 1008 adults surveyed, 511 indicated that televisions are a luxury they could do without. Complete parts (a) through (e) below. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). p=0.507 (Round to three decimal places as needed.) (b) Verify that the requirements for constructing a confidence interval about p are satisfied is stated to be a simple random sample, the value of np(1-p) is 0.507. sample size can be assumed to be less The sample which is greater than or equal to 10, and the than or equal to 5% of the population size (Round to three decimal places as needed) (c) 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. (Type integers or decimals rounded to three decimal places as needed Use ascending order.) A. There is a 95% probability the proportion of adults in the country who believe that televisions are a luxury they could do without is between and OB. We are % confident the proportion of adults in the country who believe that televisions are a luxury they could do without is between and (d) Is it possible that a supermajority (more than 60%) of adults in the country believe that television is a luxury they could do without? Is it likely? It is they could do without because the 95% confidence interval (Type an integer or a decimal. Do not round) that a supermajority of adults in the country believe that television is a luxury (e) Use the results of part (c) to construct a 95% confidence interval for the population proportion of adults in the country who believe that televisions are a necessity Lower bound: Upper bound: Round to three decimal places as needed.)
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