Salt-free diets are often prescribed to people with high

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Salt-free diets are often prescribed to people with high blood pressure. The following data values were obtained from an experiment designed to estimate the reduction in diastolic blood pressure as a result of consuming a salt-free diet for 2 weeks. Assume diastolic readings to be normally distributed.

Before 108 86 92 101 99 96 91 108
After 100 77 90 96 98 86 85 106

What is the point estimate for the mean reduction in the diastolic reading after two weeks on this diet?

Find the 99% confidence interval for the mean reduction. (Give your answers correct to two decimal places.)

Lower limit:

Upper limit

Reference no: EM13615874

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