A public health official in Indian River county needs to

Last updated: 4/25/2023

A public health official in Indian River county needs to estimate the average systolic blood pressure of all residents in Indian River county for a report that is being prepared for the Florida Department of Health The official randomly selected 71 Indian River county residents and found that the mean systolic blood pressure of the sample was 110 millimeters of mercury mm Hg Using a 98 confidence level determine the margin of error E and a confidence interval for the mean systolic blood pressure of all Indian River county residents From past research it is known that the standard deviation of the distribution of all Indian River county residents systolic blood pressure is 13 mm Hg Report the confidence interval using interval notation Round solutions to two decimal places if necessary The margin of error is given by E A 98 confidence interval is given by