July 30, 2026
📊 Statistics Calculator

📊 Statistics Calculator

Included calculators

  • Complete data summary
  • Mean, median and mode
  • Sample variance and standard deviation
  • Quartiles, range and IQR
  • Weighted mean
  • Z-score
  • Standard error
  • Normal distribution probability
  • Binomial probability
  • Expected value
  • Permutations
  • Combinations
  • Pearson correlation
  • Linear regression and R²
  • Mean confidence interval
  • Proportion confidence interval
  • One-sample Z-test
  • Chi-square goodness-of-fit
  • Relative frequency

SCIENCE.ONLINEEDUCOACH.COM

Statistics Calculator

Descriptive statistics, probability, regression and inference tools.

Descriptive Statistics

Data Summary

Calculate the main statistical measures for a dataset.

x̄ = Σx ÷ n
RESULT
Enter values and press Calculate.

Educational use only. Confirm statistical assumptions before making decisions.

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