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w. Find a 99% confidence interval on the difference in mean life.

w. Find a 99% confidence interval on the difference in mean life.

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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Question
stat 3b
The manager of a fleet of automobiles is testing two brands of radial tires and assigns one tire of each brand at random to the two rear wheels of eight cars and runs the cars until the tires wear out. The data (in kilometers) follow. Find a 99% confidence interval on the difference in mean life. Car Brand 1 Brand 2 36,925 45,300 34,318 42,280 35,500 1 2. 3. 36,240 32,100 31,950 37,210 38,015 48,360 38,200 47,800 37,810 33,500 33,215 +S67
Transcribed Image Text:The manager of a fleet of automobiles is testing two brands of radial tires and assigns one tire of each brand at random to the two rear wheels of eight cars and runs the cars until the tires wear out. The data (in kilometers) follow. Find a 99% confidence interval on the difference in mean life. Car Brand 1 Brand 2 36,925 45,300 34,318 42,280 35,500 1 2. 3. 36,240 32,100 31,950 37,210 38,015 48,360 38,200 47,800 37,810 33,500 33,215 +S67
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