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Trimmed Mean

Trimmed mean robust to outliers

📊Trimmed Mean Calculator

e.g. 10 trims 10% from each end

A trimmed mean removes a percentage of the most extreme values from each tail before computing the mean, making it robust to outliers while retaining more information than the median.

Fun Fact

Olympic figure skating and gymnastics use a trimmed mean — discarding the highest and lowest judges' scores to remove partisan bias.

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