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A random sample of gasoline prices in 30 gas stations gives the following statistics: y =$1.29, s =$0.16. Find a 95% confidence interval for the mean price of gasoline and report the upper limit

A random sample of gasoline prices in 30 gas stations gives the following statistics: y =$1.29, s =$0.16. Find a 95% confidence interval for the mean price of gasoline and report the upper limit

MATLAB: An Introduction with Applications
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 random sample of gasoline prices in 30 gas stations gives the following statistics: y =$1.29, s =$0.16. Find a 95% confidence interval for the mean price of gasoline and report the upper limit.
Transcribed Image Text:A random sample of gasoline prices in 30 gas stations gives the following statistics: y =$1.29, s =$0.16. Find a 95% confidence interval for the mean price of gasoline and report the upper limit.
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