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4. In Student's t-distribution, what is the nd mom А. 5 В. 24 С. 25 D. 26

4. In Student's t-distribution, what is the nd mom А. 5 В. 24 С. 25 D. 26

MATLAB: An Introduction with Applications
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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Solve for numbers 4 and 5
t-distribution C. because he used the pen name "Student" when he introduces his paper about the t distribution B. C. D. D. because he used the students as samples in his study about the t-distribution 13. The fc 3. When do we consider that the sample size is small? А. A. when it is less than 30 B. when it is between 20 to 40 C. when it is greater than 25 but less than 40 D. when it is only 1% of the total population C. D. B. 4. In Student's t-distribution, what is the sample size if the degree of freedom is 25? А. 5 В. 24 С. 25 14. Which A. D. 26 В. 5. What is the difference between the normal distribution and the t-distribution? C. a A. The t-distribution has a lower peak. B. The t-distribution is centered at 0. C. The t-distribution is symmetric in the middle. D. The t-distribution has tails that asymptotic to the horizontal axis D. a 15. Which А. a 6. When do we use t-distribution instead of normal distribution? A. If the sample variance is unknown B. If the population variance is known C. When the sample size is considered small. D. Wh В. а C. a D. a
Transcribed Image Text:t-distribution C. because he used the pen name "Student" when he introduces his paper about the t distribution B. C. D. D. because he used the students as samples in his study about the t-distribution 13. The fc 3. When do we consider that the sample size is small? А. A. when it is less than 30 B. when it is between 20 to 40 C. when it is greater than 25 but less than 40 D. when it is only 1% of the total population C. D. B. 4. In Student's t-distribution, what is the sample size if the degree of freedom is 25? А. 5 В. 24 С. 25 14. Which A. D. 26 В. 5. What is the difference between the normal distribution and the t-distribution? C. a A. The t-distribution has a lower peak. B. The t-distribution is centered at 0. C. The t-distribution is symmetric in the middle. D. The t-distribution has tails that asymptotic to the horizontal axis D. a 15. Which А. a 6. When do we use t-distribution instead of normal distribution? A. If the sample variance is unknown B. If the population variance is known C. When the sample size is considered small. D. Wh В. а C. a D. a
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