The mean diastolic blood pressure for a random sample of 70 people was 90 millimeters of…

The mean diastolic blood pressure for a random sample of

70

people was

90

millimeters of mercury. If the standard deviation of individual
blood pressure readings is known to be

10

millimeters of mercury, find a

95%

confidence interval for the true mean diastolic blood pressure
of all people. Then complete the table below.

Carry your intermediate computations to at least three decimal