A soap bar produced by a company is claimed to have a mean net weight of 4.5 ounces. A consumer agency wants to test this claim. A sample of 80 soap bars of this brand gave a mean net weight of 4.46 ounces with a standard deviation of .06 ounces. Test at the 1% significance level if the mean net weight of these soap bars is less than 4.5 ounces.
A soap bar produced by a company is claimed to have a mean net weight of 4.5 ounces. A consumer agency wants to test this claim. A sample of 80 soap bars of this brand gave a mean net weight of 4.46 ounces with a standard deviation of .06 ounces. Test at the 1% significance level if the mean net weight of these soap bars is less than 4.5 ounces.
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 soap bar produced by a company is claimed to have a mean
net weight of 4.5 ounces. A consumer agency wants to test this
claim. A sample of 80 soap bars of this brand gave a mean net
weight of 4.46 ounces with a standard deviation of .06 ounces.
Test at the 1% significance level if the mean net weight of these
soap bars is less than 4.5 ounces.
1. Null hypothesis: S
[ Select ]
2. Alternative hypothesis: [ Select ]
3. Critical values: [Select]
4. Test Statistic: [ Select ]
5. Conclusion: [Select ]
6. Summary statement: I
[ Select ]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5e7848f1-a2d6-4139-90c6-0b4560f9a4e8%2Fe54634da-34a9-4a9e-989a-323fee61c54c%2Fapfemu_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A soap bar produced by a company is claimed to have a mean
net weight of 4.5 ounces. A consumer agency wants to test this
claim. A sample of 80 soap bars of this brand gave a mean net
weight of 4.46 ounces with a standard deviation of .06 ounces.
Test at the 1% significance level if the mean net weight of these
soap bars is less than 4.5 ounces.
1. Null hypothesis: S
[ Select ]
2. Alternative hypothesis: [ Select ]
3. Critical values: [Select]
4. Test Statistic: [ Select ]
5. Conclusion: [Select ]
6. Summary statement: I
[ Select ]
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