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This site is intended for educational purposes. The calculators and resources provided are designed to help students and researchers understand and perform statistical analyses. They should not be used as the sole basis for critical, medical, legal, or financial decisions.

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The content is presented "as is" without warranty of any kind. While we strive for accuracy in our statistical tools and have tested them against established software packages, errors cannot be completely prevented. We will not bear responsibility if mistakes occur.

Verification Recommended

For any consequential decisions, results should be verified using professional statistical software such as SPSS, R, SAS, or Stata. Our tools are best used for learning, quick checks, and preliminary analyses.

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Last updated: January 2025