1. A study was conducted to investigate the effectiveness of hypnotism in reducing pain. Results for randomly selected subjects are given in the accompanying table (based on "An analysis of Factors that contribute to the efficacy of Hypnotic Analegsia"). The values are before and after hypnosis; the measurements are in centimeters on a pain scale. Use a 5% level of significance to test the claim that hypnotism is effective in reducing pain. E 11.4 8.2 Subject A D F G H 6.5 2.5 9.1 74 11.7 2.0 Before 10.3 6.5 6.6 6.9 8.1 6.0 6.3 3.3 After 8.5 5.9 d) Decision Rule e) Test Statistics f) Decision g) Conclusion
1. A study was conducted to investigate the effectiveness of hypnotism in reducing pain. Results for randomly selected subjects are given in the accompanying table (based on "An analysis of Factors that contribute to the efficacy of Hypnotic Analegsia"). The values are before and after hypnosis; the measurements are in centimeters on a pain scale. Use a 5% level of significance to test the claim that hypnotism is effective in reducing pain. E 11.4 8.2 Subject A D F G H 6.5 2.5 9.1 74 11.7 2.0 Before 10.3 6.5 6.6 6.9 8.1 6.0 6.3 3.3 After 8.5 5.9 d) Decision Rule e) Test Statistics f) Decision g) Conclusion
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 8SGR
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Transcribed Image Text:1. A study was conducted to investigate the effectiveness of hypnotism in reducing pain. Results
for randomly selected subjects are given in the accompanying table (based on "An analysis of
Factors that contribute to the efficacy of Hypnotic Analegsia"). The values are before and after
hypnosis; the measurements are in centimeters on a pain scale. Use a 5% level of significance to
test the claim that hypnotism is effective in reducing pain.
Subject
Before
After
A
6.6
B
D
10.3
E
F
H
6.5
9.1
11.4
8.1
6.3
11.7
6.5
6.9
2.5
7.4
8.5
8.2
6.0
3.3
2.0
5.9
d) Decision Rule
e) Test Statistics
f) Decision
g) Conclusion
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