A television station is interested in predicting whether or not voters are in favor of an increase in the state sales tax. It asks its viewersto phone in and indicate whether they support or are opposed to an increase in the state sales tax in order to generate additionalrevenue for education. Of the 2633 viewers who phone in, 1474 (55.98%) are opposed to the increase.(a) The population of interest isA. all people who will vote on the sales tax increase on the date of the vote.B. the 1474 viewers who were opposed.C. the 2633 viewers who phoned in.D. all regular viewers of the television station who own a phone and have participated in similar phone surveys in the past.(b) In this case, the sample obtained isA. a stratified random sample.B. a simple random sample.C. probably biased.D. a probability sample in which each person in the population has the same chance of being in the sample.(c) The sample isA. the 2633 viewers who phoned in.B. the 1474 viewers were opposed to the increase.C. all regular viewers of the television station who own a phone and have participated in similar phone surveys in the past.D. all people who will vote on the sales tax increase on the data of the vote.

The television station is conducting a survey to predict the public sentiment regarding an increase…

Answered: A television station is interested in…

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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Several years ago, two companies merged. One of the concerns after the merger was the increasing burden of retirement expenditures. An effort was made to encourage employees to participate in the 401(k) accounts. Nationwide, 67% of eligible workers participated in these accounts. The accompanying data table contains responses of 30 employees of the company when asked if they were currently participating in a 401(k) account. Complete parts a through d. Click the icon to view the data table. a. Determine the sample proportion of company workers who participate in 401(k) accounts. The sample proportion is (Round to three decimal places as needed.) b. Determine the sampling error if in reality the company workers have the same proportion of participants in 401(k) accounts as does the rest of the nation. The error is . (Round to three decimal places as needed.) c. Determine the probability that a sample proportion at least as large as that obtained in the sample would be obtained if the…
There are 150 flights expected to take off or land within one day at the planned Pickering airport. If 92% of the flights are expected to be on time, how many flights are unlikely to be on time?
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Several years ago, two companies merged. One of the concerns after the merger was the increasing burden of retirement expenditures. An effort was made to encourage employees to participate in the 401(k) accounts. Nationwide, 63% of eligible workers participated in these accounts. The accompanying data table contains responses of 30 employees of the company when asked if they were currently participating in a 401(k) account. Complete parts a through d. Click the icon to view the data table. a. Determine the sample proportion of company workers who participate in 401(k) accounts. The sample proportion is. (Round to three decimal places as needed.) b. Determine the sampling error if in reality the company workers have the same proportion of participants in 401(k) accounts as does the rest of the nation. The error is (Round to three decimal places as needed.) c. Determine the probability that a sample proportion at least as large as that obtained in the sample would be obtained if the…
Several years ago, two companies merged. One of the concerns after the merger was the increasing burden of retirement expenditures. An effort was made to encourage employees to participate in the 401(k) accounts. Nationwide, 63% of eligible workers participated in these accounts. The accompanying data table contains responses of 30 employees of the company when asked if they were currently participating in a 401(k) account. Complete parts a through d. Click the icon to view the data table. a. Determine the sample proportion of company workers who participate in 401(k) accounts. The sample proportion is. (Round to three decimal places as needed.) b. Determine the sampling error if in reality the company workers have the same proportion of participants in 401(k) accounts as does the rest of the nation. The error is (Round to three decimal places as needed.) c. Determine the probability that a sample proportion at least as large as that obtained in the sample would be obtained if the…
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