The blood pressure of patients discharged in June 2011 with a diagnosis of hypertension was reviewed. The 36 samples are below. The diastolic pressures (in mm Hg) were as follows:
88 98 78 84 77 81 90 82 75 72 100 92
85 92 77 84 77 82 92 88 74 80 95 90
87 80 83 77 86 80 88 90 79 82 93 88
What is the mean?

Question

The blood pressure of patients discharged in June 2011 with a diagnosis of hypertension was reviewed. The 36 samples are below. The diastolic pressures (in mm Hg) were as follows: 
88 98 78 84 77 81 90 82 75 72 100 92
85 92 77 84 77 82 92 88 74 80 95 90
87 80 83 77 86 80 88 90 79 82 93 88
What is the mean?

Quizplus · Accepted Answer

The mean diastolic pressure is calculated by summing all the diastolic pressures and dividing by the total number of samples (36). The sum of the given pressures is 3043 mm Hg. Dividing this by 36 gives a mean of 84.5277, which rounds to 84.7.

The Blood Pressure of Patients Discharged in June 2011 with a Diagnosis