12. Which property of t-distribution is NOT a property of normal distribution? A. The t-distribution curve is bell-shaped. .B. The t-distribution curve is symmetrical about zero. · C. In t distribution, the variance is always greater than 1. D. The total area under the t distribution curve equal to 1.
12. Which property of t-distribution is NOT a property of normal distribution? A. The t-distribution curve is bell-shaped. .B. The t-distribution curve is symmetrical about zero. · C. In t distribution, the variance is always greater than 1. D. The total area under the t distribution curve equal to 1.
MATLAB: An Introduction with Applications
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Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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![12. Which property of t-distribution is NOT a property of normal distribution?
A. The t-distribution curve is bell-shaped.
B. The t-distribution curve is symmetrical about zero.
C. In t distribution, the variance is always greater than 1.
D. The total area under the t distribution curve equal to 1.
13. The following statements tell about the t-distribution EXCEPT
À: The stanđard deviation of the t-distribution is equal to 1.
B. As the degrees of freedom increase, the t-distribution tends to normal distribution.
C. The t-distribution has thicker tails than the normal distribution.
D. The exact shape of a t-distribution depends on the degrees of freedom.
14. Which of the following probability distribution curves has the lowest peak?
A. the standard normal distribution
B. a t-distribution with 5 degrees of freedom
C. a t-distribution with 7 degrees of freedom
D. a t-distribution with 9 dėgrees of freedom
15. Which of the following probability distribution curves has the thickest tails?
A. a t-distribution with 25 degrees of freedom
B. a t-distribution with 23 degrees of freedom
C. a t-distribution with 21 degrees of freedom
D. a t-distribution with 19 degrees of freedom](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F773686ce-b6ae-4b3f-ab51-da58bfcd1b88%2F7c2f80d9-bbbb-4426-a207-c53e07f45bde%2Fgeabs2o_processed.jpeg&w=3840&q=75)
Transcribed Image Text:12. Which property of t-distribution is NOT a property of normal distribution?
A. The t-distribution curve is bell-shaped.
B. The t-distribution curve is symmetrical about zero.
C. In t distribution, the variance is always greater than 1.
D. The total area under the t distribution curve equal to 1.
13. The following statements tell about the t-distribution EXCEPT
À: The stanđard deviation of the t-distribution is equal to 1.
B. As the degrees of freedom increase, the t-distribution tends to normal distribution.
C. The t-distribution has thicker tails than the normal distribution.
D. The exact shape of a t-distribution depends on the degrees of freedom.
14. Which of the following probability distribution curves has the lowest peak?
A. the standard normal distribution
B. a t-distribution with 5 degrees of freedom
C. a t-distribution with 7 degrees of freedom
D. a t-distribution with 9 dėgrees of freedom
15. Which of the following probability distribution curves has the thickest tails?
A. a t-distribution with 25 degrees of freedom
B. a t-distribution with 23 degrees of freedom
C. a t-distribution with 21 degrees of freedom
D. a t-distribution with 19 degrees of freedom
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![12. Which property of t-distribution is NOT a property of normal distribution?
A. The t-distribution curve is bell-shaped.
B. The t-distribution curve is symmetrical about zero.
C. In t distribution, the variance is always greater than 1.
D. The total area under the t distribution curve equal to 1.
13. The following statements tell about the t-distribution EXCEPT
À: The stanđard deviation of the t-distribution is equal to 1.
B. As the degrees of freedom increase, the t-distribution tends to normal distribution.
C. The t-distribution has thicker tails than the normal distribution.
D. The exact shape of a t-distribution depends on the degrees of freedom.
14. Which of the following probability distribution curves has the lowest peak?
A. the standard normal distribution
B. a t-distribution with 5 degrees of freedom
C. a t-distribution with 7 degrees of freedom
D. a t-distribution with 9 dėgrees of freedom
15. Which of the following probability distribution curves has the thickest tails?
A. a t-distribution with 25 degrees of freedom
B. a t-distribution with 23 degrees of freedom
C. a t-distribution with 21 degrees of freedom
D. a t-distribution with 19 degrees of freedom](https://content.bartleby.com/qna-images/question/773686ce-b6ae-4b3f-ab51-da58bfcd1b88/b34abf8d-5e63-434b-9106-aaaf67182dfc/3lolwk_thumbnail.jpeg)
Transcribed Image Text:12. Which property of t-distribution is NOT a property of normal distribution?
A. The t-distribution curve is bell-shaped.
B. The t-distribution curve is symmetrical about zero.
C. In t distribution, the variance is always greater than 1.
D. The total area under the t distribution curve equal to 1.
13. The following statements tell about the t-distribution EXCEPT
À: The stanđard deviation of the t-distribution is equal to 1.
B. As the degrees of freedom increase, the t-distribution tends to normal distribution.
C. The t-distribution has thicker tails than the normal distribution.
D. The exact shape of a t-distribution depends on the degrees of freedom.
14. Which of the following probability distribution curves has the lowest peak?
A. the standard normal distribution
B. a t-distribution with 5 degrees of freedom
C. a t-distribution with 7 degrees of freedom
D. a t-distribution with 9 dėgrees of freedom
15. Which of the following probability distribution curves has the thickest tails?
A. a t-distribution with 25 degrees of freedom
B. a t-distribution with 23 degrees of freedom
C. a t-distribution with 21 degrees of freedom
D. a t-distribution with 19 degrees of freedom
Solution
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