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Statistics Calculator

Calculate mean, median, standard deviation, quartiles with histogram.

Statistics Calculator

📖How to Use
  • 1Enter data values (comma or newline separated)
  • 2Mean, median, mode, variance, and standard deviation are calculated automatically
  • 3Visualize the distribution with histograms and box plots
💡Tips & Knowledge
  • When outliers are present, the median better reflects the typical value than the mean
  • A smaller standard deviation means data is more tightly clustered around the mean
  • For normal distributions, ±1σ covers ~68% and ±2σ covers ~95% of data (68-95-99.7 rule)

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