The medical laboratory scientist has recently been promoted…

Questions

The medicаl lаbоrаtоry scientist has recently been prоmoted to a supervisory position in the transfusion service of a small rural hospital. He feels that the optimal blood in inventory should be reviewed. The data for the previous 3 months of group A, Rh-positive blood usage are given below. Week Usage   Week Usage 1 2   7 11 2 2   8 3 3 1   9 2 4 3   10 1 5 1   11 2 6 3   12 2 Assuming that these data are representative of a 6-month period, what should the optimal inventory of A-positive units be for this institution if calculated by average weekly use?

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