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Mathematics, 05.05.2021 02:30 russianspartan1

The effectiveness of a blood-pressure drug is being investigated. An experimenter finds that, on average, the reduction in systolic blood pressure is 47.2 for a sample of size 731 and standard deviation 19.4. Estimate how much the drug will lower a typical patient's systolic blood pressure (using a 80% 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).

___< μ < ___

Answer should be obtained without any preliminary rounding.

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