A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older subjects. Before treatment, 22 subjects han a man wake me of 1000 min treatment, the 22 subjects had a mean wake time of 717 min and a standard deviation of 21.7 min Assome that the 22 sample valies appear to be from a nosallybuted population and construct a 99% confidence interval estimate of the mean wake time for a popolation with drug treatments What does the moult suggest about the man wal Sem 100 0 min before the treatment? Does the drug appear to be effective? Construct the 99% confidence interval estimate of the mean wake time for a population with the treatment minu (Round to one decimal place as needed)
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Confidence interval: Since the population standard deviation is unknown, t distribution can be used…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: n = 22x¯ = 77.9s = 24.690% confidence interval for μ. claim : μ ≠ 100
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: It is given that sample mean is 79.2 and standard deviation is 24.8.
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Given: that, Point estimate = sample mean = X¯ = 96.4 sample size = n = 14 Degrees of freedom = df =…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A:
Q: Here are summary statistics for randomly selected weights of newborn girls: n= 167, x = 31.7 hg, s=…
A: Note: Hey there! Thank you for the question. As you have posted multiple questions, we have helped…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Given data: Sample mean = 101.1min Sample size = 13 Sample standard deviation = 20.8 min Confidence…
Q: A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in…
A: Given That The sample size is n=16 The sample mean is X=91.6 The sample standard deviation is s=40.1…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: It is given that sample mean is 72.3 min and standard deviation is 21.2 min.
Q: clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: According to the provided information, x¯=96.6s=22.3n=19
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Given data for the after treatment, The formula of constructing the confidence interval about the…
Q: inical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: We have given that Sample size n = 22 Sample mean = 104 Standard deviation = 20.2
Q: Find the confidence interval estimate. min <o< min (Round to two decimal places as needed.)
A: Given : 23 subjects had a mean wake time at 95.5 minutes and a standard deviation of 44.7 minutes We…
Q: A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in…
A: The given data is as follows:Sample size, Sample mean, Sample standard deviation, Confidence level,…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: From the provided information, Sample size (n) = 13 Sample mean (x̅) = 96.5 Standard deviation (s) =…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: From the given information
Q: Find the confidence interval estimate. enter your response here min<σ<enter your response here min…
A: Given sample size,n = 19 df=n-1= 18 sample standard deviation,s= 41.9…
Q: he that the 23 sample values appear to be from a no wake time of 105.0 min before the treatment?…
A: we have given: 1) n= 23 2) x¯=95.4 3) s=22.2
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia and older…
A: Given information- Sample size (n) = 21 Mean x̅ = 91.6 minutes Standard deviation (s) = 20.3 minutes…
Q: A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in…
A: We have given that Sample size n=16 , standard deviation s=44.1 98% C.I
Q: A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in…
A: Given data,n=15x=91.8s=42.7α=0.10t-critical value at α=0.10 and df=14 is tc=1.761
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Given information: x¯Before=101.0x¯After=91.2sAfter=23.5n=18Confidence level=99%
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: given data with drug treatment n = 24 x¯ = 80.4s = 23.990% ci for mean
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: The 99% confidence interval estimate of the mean wake time for a population with the treatment is…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A:
Q: clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in older…
A:
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: From the given information, Sample size n =24 Sample mean, x̅=100.3. Sample standard deviation,…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: The sample size is 21, sample mean is 98.7, and sample standard deviation is 22.9. The degrees of…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Given: Sample size n = 23 The sample mean X = 74.2 Sample standard deviation s = 22.6 Formula Used:…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: The sample size is 17, sample mean is 75.9, and the sample standard deviation is 20.9. The degrees…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Given data mean=98.7 standard deviation=20.9
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: The summary of the statistics is, The degree of freedom is, Critical values: The t-critical…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: The 99% confidence interval of the mean wake time for a population with the treatment is obtained…
Q: A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in…
A: Obtain the 95%confidence interval estimate of the standard deviation of the wake times for a…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A:
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Given: x¯=100.3n=17s=20.3c=90%=0.90
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A:
Q: Construct the 99% confidence interval estimate of the mean wake time for a population with the…
A: We have to construct a 99% CI of the mean wake time for a population with the treatment It is given…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: It is given that, The sample size, n is 13. Before treatment Sample mean = 100.0 min. After…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Given information Sample size (n) = 21 Sample mean x̅ = 78.5 min Standard deviation (s) = 24.8 min…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Sample mean=75.9 min standard deviation=20.9 min n=17 degree of freedom=n-1=17-1=16 Level of…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: The sample size is 22, the sample mean is 76.4 and the sample standard deviation is 21.3.
Q: Find the confidence interval estimate. 32.48 min << 72.17 min (Round to two decimal places as…
A: It is given that Mean = 97.7Standard deviation = 44.8Sample size = 14
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Given, n=23 Before treatment Mean =101.0 min After treatment Mean =91.4 min s=21.4 min Confidence…
Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A: Given, After treatment, the17 subjects had a mean wake time of 96.8 min and a standard deviation of…
Q: A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in…
A: The given data is:The mean wake time is The standard deviation The sample size The confidence level…
Q: A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in…
A:
Q: clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…
A:
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- A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older subjects. Before treatment, 13 subjects had a mean wake time of 102.0 min. After treatment, the 13 subjects had a mean wake time of 93.3 min and a standard deviation of 22.3 min. Assume that the 13 sample values appear to be from a normally distributed population and construct a 99% confidence interval estimate of the mean wake time for a population with drug treatments. What does the result suggest about the mean wake time of 102.0 min before the treatment? Does the drug appear to be effective? Construct the 99% confidence interval estimate of the mean wake time for a population with the treatment. 74.474.4 min<μ<112.2112.2 min (Round to one decimal place as needed.) What does the result suggest about the mean wake time of 102.0 min before the treatment? Does the drug appear to be effective? The confidence interval ▼ the mean wake time of 102.0…A clinical trial was conducted to test the effectiveness of a drug for treating insomnia and older subjects. Before treatment 13 subjects had a mean week time of 103.0 minutes after treatment the 13 subjects heading mean wake time of 73.6 minutes and a standard deviation of 23.1 minutes. Assume that the 13 sample values appear to be from an normally distributed population and construct a 99% confidence interval estimate of the main wait time for a population with drug treatments. What does the result suggest about the mean wait time of 103.0 minutes before the treatment? Does the drug appear to be effective?A clinical trial was conducted to test the effectiveness of a drug used for treating in older subjects. Before treatment with the drug 14 subjects had a mean wake time of 104.0 min. After treatment the 14 subjects had smean wake time of 80.9 min and a standard deviation of 21.4 assume that the 14 sample value appear from a normally distributed population of construct a 90% confidence interval estimate of the mean wake time for a population with drug treatment. What does the result suggest about the mean wake time of 104.0 before the treatment Does the drug appear to be effective?
- 4/A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older subjects. Before treatment, 23 subjects had a mean wake time of 102.0 min. After treatment, the 23 subjects had a mean wake time of 77.3 min and a standard deviation of 20.7 min. Assume that the 23 sample values appear to be from a normally distributed population and construct a 90% confidence interval estimate of the mean wake time for a population with drug treatments. What does the result suggest about the mean wake time of 102.0 min before the treatment? Does the drug appear to be effective?A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older subjects. Before treatment, 24 subjects had a mean wake time of 102.0 min. After treatment, the 24 subjects had a mean wake time of 81.7 min and a standard deviation of 24.2 min. Assume that the 24 sample values appear to be from a normally distributed population and construct a 90% confidence interval estimate of the mean wake time for a population with drug treatments. What does the result suggest about the mean wake time of 102.0 min before the treatment? Does the drug appear to be effective? Construct the 90% confidence interval estimate of the mean wake time for a population with the treatment. min << min (Round to one decimal place as needed.) What does the result suggest about the mean wake time of 102.0 min before the treatment? Does the drug appear to be effective? The confidence interval the mean wake time of 102.0 min before the treatment, so the means before and after the…
- A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in older subjects. After treatment with the drug, 16 subjects had a mean wake time of 92.6 min and a standard deviation of 40.2 min. Assume that the 16 sample values appear to be from a normally distributed population and construct a 98% confidence interval estimate of the standard deviation of the wake times for a population with the drug treatments. Does the result indicate whether the treatment is effective? Find the confidence interval estimate. minA clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older subjects. Before treatment, 24 subjects had a mean wake time of 105.0 min. After treatment, the 24 subjects had a mean wake time of 84.6 min and a standard deviation of 23.4 min. Assume that the 24 sample values appear to be from a normally distributed population and construct a 95% confidence interval estimate of the mean wake time for a population with drug treatments. What does the result suggest about the mean wake time of 105.0 min before the treatment? Does the drug appear to be effective? Construct the 95% confidence interval estimate of the mean wake time for a population with the treatment. min < µ< min (Round to one decimal place as needed.)A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older subjects. Before treatment, 21 subjects had a mean wake time of 104.0 min. After treatment, the 21 subjects had a mean wake time of 78.3 min and a standard deviation of 20.3 min. Assume that the 21 sample values appear to be from a normally distributed population and construct a 99% confidence interval estimate of the mean wake time for a population with drug treatments. What does the result suggest about the mean wake time of 104.0 min before the treatment? Does the drug appear to be effective? Construct the 99% confidence interval estimate of the mean wake time for a population with the treatment. O minA government agency is interested in coyote weights. They take a SRS of 34 coyotes from western states and find that they have a mean weight of 12.4 kilograms (kg) with a standard deviation of 2.1 kg. They also take a random sample of 41 coyotes from eastern states andfind they have a. mean weight of 13.6 kilograms (kg) with a standard deviation of 2.3 kg. Givela 80% confidence interval for the average extra amount that eastern coyotes weigh. Provide a 1-2 sentence explanation of what your results mean in addition to appropriately stating your results in a complete sentence.A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in older subjects. After treatment with the drug, 12 subjects had a mean wake time of 94.1 min and a standard deviation of 43.3 min. Assume that the 12 sample values appear to be from a normally distributed population and construct a 95% confidence interval estimate of the standard deviation of the wake times for a population with the drug treatments. Does the result indicate whether the treatment iseffective?A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older subjects. Before treatment, 14 subjects had a mean wake time of 100.0 min. After treatment, the 14 subjects had a mean wake time of 91.2 min and a standard deviation of 24.6 min. Assume that the 14 sample values appear to be from a normally distributed population and construct a 99% confidence interval estimate of the mean wake time for a population with drug treatments. What does the result suggest about the mean wake time of 100.0 min before the treatment? Does the drug appear to be effective? Construct the 99% confidence interval estimate of the mean wake time for a population with the treatment. min < u< min (Round to one decimal place as needed.) What does the result suggest about the mean wake time of 100.0 min before the treatment? Does the drug appear to be effective? The confidence interval V the mean wake time of 100.0 min before the treatment, so the means before and after the…SEE MORE QUESTIONSRecommended textbooks for youMATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons Inc
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