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investigated. An experimenter finds that...

The effectiveness of a blood-pressure drug is being investigated. An experimenter finds that, on average, the reduction in systolic blood pressure is 30 for a sample of size 24 and standard deviation 16.Estimate how much the drug will lower a typical patient's systolic blood pressure (using a 90% confidence level).Give your answers to one decimal place and provide the point estimate with its margin of error._______ ± _________?

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