Determine the t-value in each of the cases. Click the icon to view the table of areas under the t-distribution. (a) Find the t-value such that the area in the right tail is 0.02 with 24 degrees of freedom. 2.172 (Round to three decimal places as needed.) (b) Find the t-value such that the area in the right tail is 0.05 with 20 degrees of freedom. 1.725 (Round to three decimal places as needed.) (c) Find the t-value such that the area left of the t-value is 0.005 with 14 degrees of freedom. [Hint: Use symmetry.] - 2.977 (Round to three decimal places as needed.) (d) Find the critical t-value that corresponds to 70% confidence. Assume 23 degrees of freedom. 1.060 (Round to three decimal places as needed.)
Determine the t-value in each of the cases. Click the icon to view the table of areas under the t-distribution. (a) Find the t-value such that the area in the right tail is 0.02 with 24 degrees of freedom. 2.172 (Round to three decimal places as needed.) (b) Find the t-value such that the area in the right tail is 0.05 with 20 degrees of freedom. 1.725 (Round to three decimal places as needed.) (c) Find the t-value such that the area left of the t-value is 0.005 with 14 degrees of freedom. [Hint: Use symmetry.] - 2.977 (Round to three decimal places as needed.) (d) Find the critical t-value that corresponds to 70% confidence. Assume 23 degrees of freedom. 1.060 (Round to three decimal places as needed.)
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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Checking my work please
![**Determine the t-value in each of the cases.**
*(Click the icon to view the table of areas under the t-distribution.)*
---
**(a)** Find the t-value such that the area in the right tail is 0.02 with 24 degrees of freedom.
- **2.172** (Round to three decimal places as needed.)
**(b)** Find the t-value such that the area in the right tail is 0.05 with 20 degrees of freedom.
- **1.725** (Round to three decimal places as needed.)
**(c)** Find the t-value such that the area left of the t-value is 0.005 with 14 degrees of freedom. [Hint: Use symmetry.]
- **–2.977** (Round to three decimal places as needed.)
**(d)** Find the critical t-value that corresponds to 70% confidence. Assume 23 degrees of freedom.
- **1.060** (Round to three decimal places as needed.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc22cf0a8-395c-49f5-90ff-793ddbeecc12%2Fdef00c13-751e-4324-9fd2-4a00d95d3af5%2F27nqefb_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Determine the t-value in each of the cases.**
*(Click the icon to view the table of areas under the t-distribution.)*
---
**(a)** Find the t-value such that the area in the right tail is 0.02 with 24 degrees of freedom.
- **2.172** (Round to three decimal places as needed.)
**(b)** Find the t-value such that the area in the right tail is 0.05 with 20 degrees of freedom.
- **1.725** (Round to three decimal places as needed.)
**(c)** Find the t-value such that the area left of the t-value is 0.005 with 14 degrees of freedom. [Hint: Use symmetry.]
- **–2.977** (Round to three decimal places as needed.)
**(d)** Find the critical t-value that corresponds to 70% confidence. Assume 23 degrees of freedom.
- **1.060** (Round to three decimal places as needed.)
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