An automobile manufacturer claims that its jeep has a 35.2 miles/gallon (MPG) rating. An independent testing firm has been contracted to test the MPG for this jeep since it is believed that the jeep has an incorrect manufacturer's MPG rating. After testing 100 jeeps, they found a mean MPG of 35.4. Assume the standard deviation is known to be 1.1. A level of significance of 0.01 will be used. State the hypotheses. Enter the hypotheses: E Tables E Keypad Answer Keyboard Shortcuts Ho: На
An automobile manufacturer claims that its jeep has a 35.2 miles/gallon (MPG) rating. An independent testing firm has been contracted to test the MPG for this jeep since it is believed that the jeep has an incorrect manufacturer's MPG rating. After testing 100 jeeps, they found a mean MPG of 35.4. Assume the standard deviation is known to be 1.1. A level of significance of 0.01 will be used. State the hypotheses. Enter the hypotheses: E Tables E Keypad Answer Keyboard Shortcuts Ho: На
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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Step 1
Given,
Population mean = = 35.2
Sample size = n = 100
Sample mean =
Population standard deviation =
Level of significance = = 0.01
Here we use one sample z-test because the population standard deviation are given.
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