4 2 5 1 28. Using two tails, an alpha level of .01 and your df (calculated in #24 above), what is your teritical?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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28

For #20 - 29: A researcher would like to evaluate the effectiveness of a pain-relief patch designed for back pain.
Prior to testing the patch, each of the patients (n = 7) rated their current level of back pain on a scale from 1 to 10.
After wearing the patch for 90 minutes, a second pain rating is recorded. The data in this repeated-measures design
are as follows:
Pain
Pain
D scores
D2
SS
variance of D= s²
Before
After
df
7
s²
4
SMD
n
9
4
n
5
2
t = Mp / ŞMD.
3
%3D
4
2
1
28. Using two tails, an alpha level of .01 and your df (calculated in #24 above), what is your teritical?
Transcribed Image Text:For #20 - 29: A researcher would like to evaluate the effectiveness of a pain-relief patch designed for back pain. Prior to testing the patch, each of the patients (n = 7) rated their current level of back pain on a scale from 1 to 10. After wearing the patch for 90 minutes, a second pain rating is recorded. The data in this repeated-measures design are as follows: Pain Pain D scores D2 SS variance of D= s² Before After df 7 s² 4 SMD n 9 4 n 5 2 t = Mp / ŞMD. 3 %3D 4 2 1 28. Using two tails, an alpha level of .01 and your df (calculated in #24 above), what is your teritical?
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