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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 After 6.4 6.8 4.1 2.5 10.8 7.6 Construct a 95% confidence interval for the mean of the "before-after" differences. <<(Round to two decimal places as needed.) 12.3 8.1 10.8 8.7 8.3 6.5 6.0 3.4 3.5 2.3

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 After 6.4 6.8 4.1 2.5 10.8 7.6 Construct a 95% confidence interval for the mean of the "before-after" differences. <<(Round to two decimal places as needed.) 12.3 8.1 10.8 8.7 8.3 6.5 6.0 3.4 3.5 2.3

MATLAB: An Introduction with Applications
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 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? B 2 View an example Get more help - W S X Before After H and Construct a 95% confidence interval for the mean of the "before-after differences. << (Round to two decimal places as needed.) # 3 E D с 6.4 6.8 $ 7 a R F 5 4.1 2.5 V T G 6 B 10.8 7.6 MacBook Air Y H & 7 N 399 U 12.3 8.1 8 J FR I M 10.8 8.7 ( 9 K O < I дв ) > O L 8.3 6.5 13 - P command Clear all > : ; 6.0 3.4 I S { option ? 3.5 23 Check answer I 1 D delete re
Transcribed Image Text: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? B 2 View an example Get more help - W S X Before After H and Construct a 95% confidence interval for the mean of the "before-after differences. << (Round to two decimal places as needed.) # 3 E D с 6.4 6.8 $ 7 a R F 5 4.1 2.5 V T G 6 B 10.8 7.6 MacBook Air Y H & 7 N 399 U 12.3 8.1 8 J FR I M 10.8 8.7 ( 9 K O < I дв ) > O L 8.3 6.5 13 - P command Clear all > : ; 6.0 3.4 I S { option ? 3.5 23 Check answer I 1 D delete re
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