Use the given problem to answer the following questions: A random sample of 25 is selected from a normal population with a variance of 20. We want to test the hypothesis that the mean is greater than 40 with a 0.05 level of significance. 28. If the t-score is 2.23, what would be the decision? Reject H. Fail to reject Ho A. В. 29. What are the null and alternative hypotheses? Ο . Η, : μ 40 Ha : µ < 40 B. H. : µ = 40 Ha : µ + 40 Ο c Η, : μ= 40 На : и > 40 Ο DH, : μ2 40 H.: u< 40
Use the given problem to answer the following questions: A random sample of 25 is selected from a normal population with a variance of 20. We want to test the hypothesis that the mean is greater than 40 with a 0.05 level of significance. 28. If the t-score is 2.23, what would be the decision? Reject H. Fail to reject Ho A. В. 29. What are the null and alternative hypotheses? Ο . Η, : μ 40 Ha : µ < 40 B. H. : µ = 40 Ha : µ + 40 Ο c Η, : μ= 40 На : и > 40 Ο DH, : μ2 40 H.: u< 40
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
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![Use the given problem to answer the following questions:
A random sample of 25 is selected from a normal population
with a variance of 20. We want to test the hypothesis that the
mean is greater than 40 with a 0.05 level of significance.
28. If the t-score is 2.23, what would be the decision?
Reject H.
Fail to reject H,
А.
В.
29. What are the null and alternative hypotheses?
A. Ho : µ
:40
На: и< 40
в. Но : и 3 40
Ha : µ # 40
Ос. Н, : и —
-40
На : и> 40
D. Ho : µ > 40
Ha :µ < 40
30. Which of the following is/are the critical value/s of the test
statistics that should be used?
А.
2.064
В.
2.33
C.
1.711
D.
1.645](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa726961e-8909-41a0-9c16-8eed44fbc847%2Fe1b38b4f-4eec-4df2-ab7b-fb7dc070c9fc%2Fhvcqloc_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Use the given problem to answer the following questions:
A random sample of 25 is selected from a normal population
with a variance of 20. We want to test the hypothesis that the
mean is greater than 40 with a 0.05 level of significance.
28. If the t-score is 2.23, what would be the decision?
Reject H.
Fail to reject H,
А.
В.
29. What are the null and alternative hypotheses?
A. Ho : µ
:40
На: и< 40
в. Но : и 3 40
Ha : µ # 40
Ос. Н, : и —
-40
На : и> 40
D. Ho : µ > 40
Ha :µ < 40
30. Which of the following is/are the critical value/s of the test
statistics that should be used?
А.
2.064
В.
2.33
C.
1.711
D.
1.645
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