Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (c) below. Click the icon to view a t distribution table. a. What is the number of degrees of freedom that should be used for finding the critical value tx/2? df= (Type a whole number.) TInterval (13.046,22.15) x= 17.598 Sx= 16.01712719 n = 50
Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (c) below. Click the icon to view a t distribution table. a. What is the number of degrees of freedom that should be used for finding the critical value tx/2? df= (Type a whole number.) TInterval (13.046,22.15) x= 17.598 Sx= 16.01712719 n = 50
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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b. Find the critical value t a/2 corresponding to a 95% confidence interval
![Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (c) below.
[TInterval]
(13.046, 22.15)
x̄ = 17.598
Sx = 16.01712719
n = 50
---
**a. What is the number of degrees of freedom that should be used for finding the critical value \( t_{\alpha/2} \)?**
df = [ ]
(Type a whole number.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd1a84e4f-15fd-454d-ae7f-e3c4cf2939e6%2F10151d0a-8be6-4d13-9489-52e0be8c2885%2Fvhd1gep_processed.png&w=3840&q=75)
Transcribed Image Text:Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (c) below.
[TInterval]
(13.046, 22.15)
x̄ = 17.598
Sx = 16.01712719
n = 50
---
**a. What is the number of degrees of freedom that should be used for finding the critical value \( t_{\alpha/2} \)?**
df = [ ]
(Type a whole number.)
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