Why This Matters for Nursing: Understanding these statistics helps you interpret patient data. "The average blood pressure of patients on this medication..." or "What's the typical recovery time?" — these concepts show up in research, quality reports, and daily care decisions.
| Measure | What It Is | How to Find It |
|---|---|---|
| Mean | Average | Add all values, divide by count |
| Median | Middle value | Order data, find the middle |
| Mode | Most frequent | Find value that appears most often |
| Range | Spread of data | Highest - Lowest |
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