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In: Math

A patient's pulse measures 150 bpm, 80 bpm, then 100 bpm. To determine an accurate measurement...

A patient's pulse measures 150 bpm, 80 bpm, then 100 bpm. To determine an accurate measurement of pulse, the doctor wants to know what value minimizes the expression

(x − 150)2 + (x − 80)2 + (x − 100)2.

What value (in bpm) minimizes it?

_________bpm

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