Practice mode Statistics

From which measure is the sum of squared deviations smallest?

Correct answer C. Mean

Explanation

The arithmetic mean minimises Σ(x − a)²; taking deviations from any other value gives a larger sum of squares, which is why the mean is used in least squares methods.

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From which measure is the sum of squared deviations smallest?

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From which measure is the sum of squared deviations smallest?

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