A study was conducted to measure the effectiveness of hypnotism in reducing pain. The measurements are centimeters on a pain scale before and after hypnosis. Assume that the paired sample data are simple random samples and that the differences have a distribution that is approximately normal. Construct a 95% confidence interval for the mean of the "before−after" differences. Does hypnotism appear to be effective in reducing pain? Before 5.9 3.5 7.1 8.2 7.5 7.2 5.0 4.3 After 6.7 2.1 7.2 8.8 8.6 6.1 3.4 2.6 Question content area bottom Part 1 Construct a 95% confidence interval for the mean of the "before−after" differences. enter your response here<μd
A study was conducted to measure the effectiveness of hypnotism in reducing pain. The measurements are centimeters on a pain scale before and after hypnosis. Assume that the paired sample data are simple random samples and that the differences have a distribution that is approximately normal. Construct a 95% confidence interval for the mean of the "before−after" differences. Does hypnotism appear to be effective in reducing pain? Before 5.9 3.5 7.1 8.2 7.5 7.2 5.0 4.3 After 6.7 2.1 7.2 8.8 8.6 6.1 3.4 2.6 Question content area bottom Part 1 Construct a 95% confidence interval for the mean of the "before−after" differences. enter your response here<μd
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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A study was conducted to measure the effectiveness of hypnotism in reducing pain. The measurements are centimeters on a pain scale before and after hypnosis. Assume that the paired sample data are simple random samples and that the differences have a distribution that is approximately normal. Construct a 95% confidence interval for the mean of the
"before−after"
differences. Does hypnotism appear to be effective in reducing pain?
Before
|
5.9
|
3.5
|
7.1
|
8.2
|
7.5
|
7.2
|
5.0
|
4.3
|
|
---|---|---|---|---|---|---|---|---|---|
After
|
6.7
|
2.1
|
7.2
|
8.8
|
8.6
|
6.1
|
3.4
|
2.6
|
Question content area bottom
Part 1
Construct a 95% confidence interval for the mean of the
"before−after"
differences.enter your response here<μd<enter your response here
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