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
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question

no need solution for these

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
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
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Follow-up Questions
Read through expert solutions to related follow-up questions below.
Follow-up Question

13-15, no need solution

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
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
Bartleby Expert
SEE SOLUTION
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman