Benford First-Digit Analysis
The first significant number of non-zero decimal data is compared to Benford's theoretical ratio one by one.
Benford First-Digit Analysis User manual
- Fill in the parameters or select the file according to the form, and check the unit and format first.
- Observe whether the data naturally generated across orders of magnitude is close to the first digit distribution, and the zero value is excluded separately.
- Click the processing button to view the results, you can copy or download and save.
Calculation method and processing rules
The theoretical ratio is log10 (1+1/d), and the number of occurrences, ratios and mean absolute deviations of the statistics 1 to 9.
scope of use
Up to 10,000 items; the number, limit and manual pricing often do not conform to this law, and the deviation cannot be identified as fraud, and does not provide risk rating.
Will the input content be saved on the server?
This tool handles input in the browser, and does not upload files or form content. Typing practice scores are only saved in the native browser.
Why may the result be different from other tools?
Up to 10,000 items; the number, limit and manual pricing often do not conform to this law, and the deviation cannot be identified as fraud, and does not provide risk rating. Please compare the input unit, rounding method, applicable rules and data version first.