Does the result indicate whether the treatment is effective? A. No, the confidence interval does not indicate whether the treatment is effective. B. Yes, the confidence interval indicates that the treatment is not effective because the interval does not contain 97.5 minutes. C. Yes, the confidence interval indicates that the treatment is effective because the interval does not contain 97.5 minutes. D. Yes, the confidence interval indicates that the treatment is effective because the interval contains 0 minutes. E. Yes, the confidence interval indicates that the treatment is not effective because the interval does not contain 0 minutes. F. Yes, the confidence interval indicates that the treatment is not effective because the interval contains 0 minutes. G. Yes, the confidence interval indicates that the treatment is effective because the interval does not contain 0 minu
Does the result indicate whether the treatment is effective? A. No, the confidence interval does not indicate whether the treatment is effective. B. Yes, the confidence interval indicates that the treatment is not effective because the interval does not contain 97.5 minutes. C. Yes, the confidence interval indicates that the treatment is effective because the interval does not contain 97.5 minutes. D. Yes, the confidence interval indicates that the treatment is effective because the interval contains 0 minutes. E. Yes, the confidence interval indicates that the treatment is not effective because the interval does not contain 0 minutes. F. Yes, the confidence interval indicates that the treatment is not effective because the interval contains 0 minutes. G. Yes, the confidence interval indicates that the treatment is effective because the interval does not contain 0 minu
Chapter9: Sequences, Probability And Counting Theory
Section9.7: Probability
Problem 1SE: What term is used to express the likelihood of an event occurring? Are there restrictions on its...
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Question
((((((((((((((((((((((Help me with part 2)))))))))))))))))))))))))
A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in older subjects. After treatment with the drug,
normally distributed population and construct a
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?
30
subjects had a mean wake time of
97.5
min and a standard deviation of
41.4
min. Assume that the
30
sample values appear to be from a 90%
confidence Question content area bottom
Part 1
Find the confidence interval estimate.
34.1834.18
min<σ<52.9852.98
min(Round to two decimal places as needed.)
Part 2
Does the result indicate whether the treatment is effective?
No, the confidence interval does not indicate whether the treatment is effective.
Yes, the confidence interval indicates that the treatment is not effective because the interval does not contain
97.5
minutes.Yes, the confidence interval indicates that the treatment is effective because the interval does not contain
97.5
minutes.Yes, the confidence interval indicates that the treatment is effective because the interval contains 0 minutes.
Yes, the confidence interval indicates that the treatment is not effective because the interval does not contain 0 minutes.
Yes, the confidence interval indicates that the treatment is not effective because the interval contains 0 minutes.
Yes, the confidence interval indicates that the treatment is effective because the interval does not contain 0 minutes.
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