Find the 90 confidence interval for the mean reduction give

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Reference no: EM13615548

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	109	88	91	102	91	94	108	92
After	99	80	84	97	90	84	103	88

(a) What is the point estimate for the mean reduction in the diastolic reading after 2 weeks on this diet? (Give your answer correct to one decimal place.)

(b) Find the 90% confidence interval for the mean reduction. (Give your answers correct to two decimal places.)

Reference no: EM13615548

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