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Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola
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Poll Results in the Media USA Today provided a “snapshot”

Chapter 7, Problem 1BSC

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QUESTION:

Problem 1BSC

Poll Results in the Media USA Today provided a “snapshot” illustrating poll results from 1910 professionals who interview job applicants. The illustration showed that 26% of them said the biggest interview turnoff is that the applicant did not make an effort to learn about the job or the company. The margin of error was given as ± 3 percentage points. What im­portant feature of the poll was omitted?

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QUESTION:

Problem 1BSC

Poll Results in the Media USA Today provided a “snapshot” illustrating poll results from 1910 professionals who interview job applicants. The illustration showed that 26% of them said the biggest interview turnoff is that the applicant did not make an effort to learn about the job or the company. The margin of error was given as ± 3 percentage points. What im­portant feature of the poll was omitted?

ANSWER:

Solution 1BSC

The poll studies the confidence interval for the population proportion.

Verify the necessary requirements satisfied are not.

1. √

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