Grouped Data Dispersion Analyzer
Calculate Range, Standard Deviation, Variance, Coefficient of Variation, and Mean Absolute Deviation for Grouped Data
How to use:
- Enter x values in the first text area (comma separated, e.g., 1, 2, 3, 4, 5)
- Enter corresponding frequencies in the second text area (comma separated, e.g., 1, 5, 8, 11, 1)
- Click the Calculate button to see the results
- The table will show x, f, f·x, f·x², f·|x-mean|, and f·(x-mean)² values
- Range, Standard Deviation, Variance, Coefficient of Variation, and Mean Absolute Deviation will be calculated
- All calculation steps will be shown for better understanding