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Statistical Calculator Web App
A responsive tool that calculates key statistics from number inputs, including:
Standard Deviation & Variance
Mean & Sum
Margin of Error (95% Confidence Interval)
Features real-time calculations, error handling, and clean UI. Users simply enter comma-separated numbers to instantly get results. Built with HTML/CSS/JavaScript in a single file - works offline in any browser. Includes input validation and mobile-friendly design
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