The points obtained in the Statistics and Probability oral exam of 11 students chosen at random from the course are as follows: 10 6 4 5 4 4 8 6 6 2 3 Regarding the information which of the following statement(s) is/are true? I. To conclude whether the mean scores are equal to 5. The hypothesis test would be: H0: μ = 5 and H1: μ ≠ 5. II. The most appropriate test statistic would be: (see attached image) III. At 95% confidence there is insufficient evidence to reject that the mean is equal to 5. Select one: a. I only b. II only c. III only d. I and II e. I and III
The points obtained in the Statistics and Probability oral exam of 11 students chosen at random from the course are as follows: 10 6 4 5 4 4 8 6 6 2 3 Regarding the information which of the following statement(s) is/are true? I. To conclude whether the mean scores are equal to 5. The hypothesis test would be: H0: μ = 5 and H1: μ ≠ 5. II. The most appropriate test statistic would be: (see attached image) III. At 95% confidence there is insufficient evidence to reject that the mean is equal to 5. Select one: a. I only b. II only c. III only d. I and II e. I and III
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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The points obtained in the Statistics and Probability oral exam of 11 students chosen at random from the course are as follows:
| 10 | 6 | 4 | 5 | 4 | 4 | 8 | 6 | 6 | 2 | 3 |
Regarding the information which of the following statement(s) is/are true?
I. To conclude whether the mean scores are equal to 5. The hypothesis test would be: H0: μ = 5 and H1: μ ≠ 5.
II. The most appropriate test statistic would be: (see attached image)
III. At 95% confidence there is insufficient evidence to reject that the mean is equal to 5.
Select one:
a. I only
b. II only
c. III only
d. I and II
e. I and III
Transcribed Image Text:Z =
x-μ
o/√n
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