12A pollster wants to find out if citizens are satisfied with the city council. Which procedurewould be most appropriate or obtaining a statistically unbiased sample? *placing an advertisement in a magazine asking for mail-in responsessurveying people whose names have been randomly chosen from the telephone book.interviewing people at a popular local shopping centermailing a questionnaire to people whose names have been chosen randomly from a list of costumers in aconvenient store at night.

Answered: Image /qna-images/answer/8e06a66e-b503-44bf-aa2a-16d9ea462eac.jpg

Answered: 12 A pollster wants to find out if…

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 coach is interested in how many slam dunks the average college freshman at his university can do. Ten volunteers from the senior class step forward. After observing their performance, the coach concluded that college seniors can do an average of 10 slam dunks in a row without missing. what is the sample? what is the population?
Multiple Choice Question Identify the type of sampling used in the following scenario: To conduct a study on depression among the elderly, a sample of 30 patients in one nearby nursing home was used. A. Simple Random B. Voluntary Response C. Stratified D. Convenience
Please check picture and answer with detail explaination.
QuickVote. TalkBack Live, a production of CNN, conducted on-line surveys on various issues. One survey, called a QuickVote, of 680 people asked “Would you vote for a third-party candidate?” Of the 680 people surveyed, 608 (89.4%) responded “yes” and 72 (10.6%) responded “no.” Beneath the vote tally, the following statement regarding the sampling procedure was found: This QuickVote is not scientific and reflects the opinions of only those Internet users who have chosen to participate. The results cannot be assumed to represent the opinions of Internet users in general, nor the public as a whole. The QuickVote sponsor is not responsible for content, functionality or the opinions expressed therein. Discuss the preceding statement in light of what you have learned
This is part of a practice test, want to see if I am doing it right
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Describe a method for getting a fair and unbiased simple random sample of 12 people if you have a group of 200 people to choose from.
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You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 90% confident that the sample percentage is within 5.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. (Round up to the nearest integer.) b. Assume that a prior survey suggests that about 38% of air passengers prefer an aisle seat. (Round up to the nearest integer.)
A marketing expert for a particular chain of restaurants is planning a survey in which 510 people will be randomly selected from each age group: 10-19, 20-29, and so on. What type of sampling is used? Convenience sampling Simple random sampling Systematic sampling Stratified sampling Cluster sampling Is the procedure likely to yield a representative sample or a biased sample? Explain why. A. The procedure is likely to yield a representative sample because it covers every age group. B. The procedure is likely to be biased because people from those age groups are not evenly distributed throughout the population. C. The procedure is likely to yield a biased sample because younger people don't know what they want and should be studied separately. D. The procedure is likely to be representative because 510 people from each age group form a large sample size.
Hi I am having trouble answering letter D. Thank you.
Hi, could someone please help with this? 1. Which is an important aspect of a randomized survey's design?A. The survey should always contain at least 5 questions.B. Each survey question should have at most 3 choices.C. The survey participants should be randomly selected.D. The survey should have questions for multiple populations.2. Identify the leading question.A. How much would you be willing to pay for a new living room furniture set?B. During what time of day are you most likely to watch TV?C. How interested would you be in purchasing a blue car?D. How much did you enjoy your great experience at our waterpark?3. Frederick is creating a plan to conduct a randomized survey. He will be asking guests at a baseball stadium to rate their experience. At which location should he take the survey to ensure randomization?A. the section of seats directly behind home plateB. the hot dog standC. the stadiums front gateD. the gift shop

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