Express the confidence interval 65.7%±8.3% in the form of a trilinear inequality.
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Express the confidence interval 65.7%±8.3% in the form of a trilinear inequality.
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- The teacher gave an exam and found μ = 50 and σ = 8. She added 5 points to everyone’s score. What is the value of σ after adding the 5 points? Select one: 5 13 8 10The effectiveness of a blood-pressure drug is being investigated. An experimenter finds that, on average, the reduction in systolic blood pressure is 79.4 for a sample of size 30 and standard deviation 15.7. Estimate how much the drug will lower a typical patient's systolic blood pressure (using a 95% confidence level). Assume the data is from a normally distributed population. Enter your answer as a tri-linear inequality accurate to three decimal places. < μμ <Express the confidence interval 44.1 % +7.9 % in the form of a trilinear inequality. %Express the confidence interval 88.9 % ±4.9 % in the form of a trilinear inequality. %The effectiveness of a blood-pressure drug is being investigated. An experimenter finds that, on average, the reduction in systolic blood pressure is 28.8 for a sample of size 697 and standard deviation 20.4.Estimate how much the drug will lower a typical patient's systolic blood pressure (using a 90% confidence level).Enter your answer as a tri-linear inequality accurate to one decimal place (because the sample statistics are reported accurate to one decimal place). < μμ < Answer should be obtained without any preliminary rounding.The effectiveness of a blood-pressure drug is being investigated. An experimenter finds that, on average, the reduction in systolic blood pressure is 26.9 for a sample of size 21 and standard deviation 12.2. Estimate how much the drug will lower a typical patient's systolic blood pressure (using a 99% confidence level). Assume the data is from a normally distributed population. Enter your answer as a tri-linear inequality accurate to three decimal places. < μ <The effectiveness of a blood-pressure drug is being investigated. An experimenter finds that, on average, the reduction in systolic blood pressure is 31.5 for a sample of size 23 and standard deviation 16.4. Estimate how much the drug will lower a typical patient's systolic blood pressure (using a 99% confidence level). Assume the data is from a normally distributed population. Enter your answer as a tri-linear inequality accurate to three decimal places.< μ <Express the confidence interval 88.6% ±6.3%in the form of a trilinear inequality. %<p< %Express the confidence interval 37.8 % ± 3.8 % in the form of a trilinear inequality. %The effectiveness of a blood-pressure drug is being investigated. An experimenter finds that, on average, the reduction in systolic blood pressure is 17.1 for a sample of size 24 and standard deviation 10.8. Estimate how much the drug will lower a typical patient's systolic blood pressure (using a 80% confidence level). Assume the data is from a normally distributed population. Enter your answer as a tri-linear inequality accurate to three decimal places.The effectiveness of a blood-pressure drug is being investigated. An experimenter finds that, on average, the reduction in systolic blood pressure is 63.7 for a sample of size 29 and standard deviation 8.2. Estimate how much the drug will lower a typical patient's systolic blood pressure (using a 80% confidence level). Assume the data is from a normally distributed population. Enter your answer as a tri-linear inequality accurate to three decimal places.The effectiveness of a blood-pressure drug is being investigated. An experimenter finds that, on average, the reduction in systolic blood pressure is 67.6 for a sample of size 27 and standard deviation 19.6. Estimate how much the drug will lower a typical patient's systolic blood pressure (using a 80% confidence level). Assume the data is from a normally distributed population. Enter your answer as a tri-linear inequality accurate to three decimal places.SEE MORE QUESTIONSRecommended textbooks for youMATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons Inc
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