The average family size was reported as 3.18. A random sample of families in a particular school district resulted in the following family sizes: 5 4 4 4 3 4 3 6
The average family size was reported as 3.18. A random sample of families in a particular school district resulted in the following family sizes: 5 4 4 4 3 4 3 6
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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Hypothesis Testing
![The average family size was reported as 3.18. A random sample of families in a
particular school district resulted in the following family sizes:
5
4
4
4
3
6
4
3
3
3
2
7
4
5
2
2
3
5
2
At a = 0.05, does the average family size differ from the national average?
%3D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F20fce5e7-c83b-4cdb-8405-e4d9203d3d5a%2F8f7b40f5-5d46-4467-8735-04cb280c9faf%2Fl1h494k_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The average family size was reported as 3.18. A random sample of families in a
particular school district resulted in the following family sizes:
5
4
4
4
3
6
4
3
3
3
2
7
4
5
2
2
3
5
2
At a = 0.05, does the average family size differ from the national average?
%3D
![a. State the hypothesis and identify the claim.
b. Find the critical value(s) from the appropriate table.
c. Compute the test value.
d. Make the decision to reject or not reject the null hypothesis.
e. Summarize the results.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F20fce5e7-c83b-4cdb-8405-e4d9203d3d5a%2F8f7b40f5-5d46-4467-8735-04cb280c9faf%2F8ws4czf_processed.jpeg&w=3840&q=75)
Transcribed Image Text:a. State the hypothesis and identify the claim.
b. Find the critical value(s) from the appropriate table.
c. Compute the test value.
d. Make the decision to reject or not reject the null hypothesis.
e. Summarize the results.
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