Question:medium
The variance of 240, 260, 270, 280 is ________.
The variance of 240, 260, 270, 280 is ________.
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Subtract a common constant to simplify calculations; variance remains unchanged.
Updated On: Jun 24, 2026
- $\frac{475}{4}$
- $\frac{475}{2}$
- $\frac{475}{8}$
- $\frac{475}{16}$
- $\frac{875}{4}$
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