Salt-free diets are often prescribed to people with high blood pressure.The following data were obtained from an experiment designed to estimate the reduction in diastolic blood pressure as a result of following a salt-free diet for two weeks. Assume diastolic readings are normally distributed.
a. What is the point estimate for the mean reduction in the diastolic reading after two weeks on this diet?
b. Can you conclude that the salt-free diet produced a significant mean reduction in diastolic blood pressure? Use the 0.01 level of significance.

  • CreatedAugust 28, 2015
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