Refer to the technology output given to the right that results from measured hemoglobin levels (g/dL) in 100 randomly selected adult females. The confidence level of 95% was used. a. What is the number of degrees of freedom that should be used for finding the critical value tα/2? b. Find the critical value tα/2 corresponding to a 95% confidence level. c. Give a brief description of the number of degrees of freedom. TInterval (12.872,13.338) x=13.105 Sx=1.175 n=100
Refer to the technology output given to the right that results from measured hemoglobin levels (g/dL) in 100 randomly selected adult females. The confidence level of 95% was used. a. What is the number of degrees of freedom that should be used for finding the critical value tα/2? b. Find the critical value tα/2 corresponding to a 95% confidence level. c. Give a brief description of the number of degrees of freedom. TInterval (12.872,13.338) x=13.105 Sx=1.175 n=100
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
|
Refer to the technology output given to the right that results from measured hemoglobin levels (g/dL) in
100
randomly selected adult females. The confidence level of
95%
was used.a. What is the number of degrees of freedom that should be used for finding the critical value
tα/2?
b. Find the critical value
tα/2
corresponding to a
95%
confidence level.c. Give a brief description of the number of degrees of freedom.
|
TInterval
(12.872,13.338)
x=13.105
Sx=1.175
n=100
|
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