distributed and use a t-distribution to construct a 98% confidence interval for the population mean µ. What is the margin of error of µ? Interpret the results.
distributed and use a t-distribution to construct a 98% confidence interval for the population mean µ. What is the margin of error of µ? Interpret the results.
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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Also need margin of error.
![In a random sample of 29 people, the mean commute time to work was 34.5 minutes and the standard deviation was 7.2 minutes. Assume the population is normally
distributed and use a t-distribution to construct a 98% confidence interval for the population mean p. What is the margin of error of u? Interpret the results.
The confidence interval for the population mean u is ( | D
(Round to one decimal place as needed.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0fb09a63-08e6-4135-872e-8c3d49f0eed8%2Ff6bcbdbf-f24d-466a-ab45-71c798eeefb4%2Fovuw0b5_processed.png&w=3840&q=75)
Transcribed Image Text:In a random sample of 29 people, the mean commute time to work was 34.5 minutes and the standard deviation was 7.2 minutes. Assume the population is normally
distributed and use a t-distribution to construct a 98% confidence interval for the population mean p. What is the margin of error of u? Interpret the results.
The confidence interval for the population mean u is ( | D
(Round to one decimal place as needed.)
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