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In a study designed to test the effectiveness of acupuncture for treating migraine, 95 individuals were treated with acupuncture and 80 individuals were given a sham treatment. The numbers of migraine attacks for the acupuncture treatment group has a mean of 1.8 and a standard deviation of 1.4. The number of migraine attacks for the sham treatment group has a mean of 1.6 and a standard deviation of 1.2 a)Construct the 95% confidence interval estimate of the mean number of migraine attacks for those treated with acupuncture. b)Construct the 95% confidence interval estimate of the mean number of migraine attacks for those given a sham treatment. c)Compare the two confidence intervals. What would the results suggest about the effectiveness of acupuncture? In a study designed to test the effectiveness of acupuncture for treating migraine, 95 individuals were treated with acupuncture and 80 individuals were given a sham treatment. The numbers of migraine attacks for the acupuncture treatment group has a mean of 1.8 and a standard deviation of 1.4. The number of migraine attacks for the sham treatment group has a mean of 1.6 and a standard deviation of 1.2 a) Construct the 95% confidence interval estimate of the mean number of migraine attacks for those treated with acupuncture. b) Construct the 95% confidence interval estimate of the mean number of migraine attacks for those given a sham treatment. c) Compare the two confidence intervals. What would the results suggest about the effectiveness of acupuncture?
Which of the following may be considered a variable
Probabilities
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Develop a 95% confidence interval estimate of the population mean sales price and population mean number of days to sell for Gulf View condominiums. Interpret your results.
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a new program is developed to enrich thekindergarteneperience of children in prepararion doe first grade. hillmont
Explain the relationship between sample size and the likelihood of a statistically significant difference between measured values of two groups. In other words, explain why, all else being equal, as sample size increases the likelihood of findi..
Is the random variable discrete or continuous?
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Normal distribution on the population to estimate the value of the mean spending per day - estimate for the mean amount spent per day by a family of four visiting Niagara Falls.
The distribution of scores was approximately bell
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