Solution: Graph: Decision: Conclusion:

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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Solution:
Graph:
Decision:
Conclusion:
Transcribed Image Text:Solution: Graph: Decision: Conclusion:
Suppose that a survey of 400 randomly selected customers at a restaurant asked them whether
they were happy with their last meal and 81% said that they were. We wish to test the claim at the
a = 0.05 level of significance that more than three quarters of the customers at the restaurant are
happy with their meals.
Given:
State the Null and Alternative Hypothesis
Level of significance:
Transcribed Image Text:Suppose that a survey of 400 randomly selected customers at a restaurant asked them whether they were happy with their last meal and 81% said that they were. We wish to test the claim at the a = 0.05 level of significance that more than three quarters of the customers at the restaurant are happy with their meals. Given: State the Null and Alternative Hypothesis Level of significance:
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