In an effort to determine the percent of Portland residents that regularly bike to work, 500 residents are randomly selected and surveyed. 35% of those surveyed bike to work with a margin of error of ±3%. Construct the confidence interval. Is the confidence interval about a statistic or a parameter? Describe what the confidence interval tells you about the percent of Portland residents regularly bike to work.
In an effort to determine the percent of Portland residents that regularly bike to work, 500 residents are randomly selected and surveyed. 35% of those surveyed bike to work with a margin of error of ±3%. Construct the confidence interval. Is the confidence interval about a statistic or a parameter? Describe what the confidence interval tells you about the percent of Portland residents regularly bike to work.
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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In an effort to determine the percent of Portland residents that regularly bike to work, 500 residents are randomly selected and surveyed. 35% of those surveyed bike to work with a margin of error of ±3%.
- Construct the confidence interval.
- Is the confidence interval about a statistic or a parameter?
- Describe what the confidence interval tells you about the percent of Portland residents regularly bike to work.
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