Answered: A researcher would like to evaluate the…

Name: A researcher would like to evaluate the effectiveness of a pain-relief
Uploaded: 2024-03-20T07:07:12.000Z
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Description: A researcher would like to evaluate the effectiveness of a pain-relief patch designed for lower back pain. Prior to testing the patch, each of n = 8 patients rates the current level of back pain on a scale from 1 to 10. After wearing the patch for 90

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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A researcher would like to evaluate the effectiveness of a pain-relief patch designed for lower back pain. Prior to testing the patch, each of n = 8 patients rates the 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 are as follows: Include in your responses:

H. Do the results indicate a significant difference? Use a two-tailed test with α = .05 include in your response:

I. What are the critical values of T?

J. Compute the T statistic

Before
After
6
2
8
3
1
10
2
5
3
8.
7
7
4,

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