The Blood Pressure of Patients Discharged in June 2019 with a Diagnosis

Multiple Choice

The blood pressure of patients discharged in June 2019 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?

A) 84. 6
B) 87. 9
C) 86. 2
D) 82. 1