Changelog

0.1.0

• Population import (CSV/XLSX), descriptive statistics, cumulative sqrt(f) stratification and top-stratum.
• Monetary unit sampling: Poisson reliability factors, sizing, systematic and cell selection, UML evaluation (overstatement and understatement).
• Attribute sampling: exact binomial/hypergeometric sizing and upper deviation limit.
• Classical variables sampling: mean-per-unit, difference and ratio estimators with stratification.
• Selection lists (CSV/XLSX) and workpaper reports (Markdown/HTML).