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 6.1 6.6 6.1 2.8 7.9 7.1 Construct a 95% confidence interval for the mean of the "before-after" differences. (Round to two decimal places as needed.) 11.5 8.6 10.4 8.6 10.6 6.1 63 69 6.0 3.9 5.5 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 6.1 6.6 6.1 2.8 7.9 7.1 Construct a 95% confidence interval for the mean of the "before-after" differences. (Round to two decimal places as needed.) 11.5 8.6 10.4 8.6 10.6 6.1 63 69 6.0 3.9 5.5 2.3
MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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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?
2
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