Changes in version 1.1.2 (2026-03-05) Bug fixes - sample_size(): corrected dropout adjustment from approximate formula n * (1 + dropout) to exact formula n / (1 - dropout), preventing underpowered enrollment at higher dropout rates. Changes in version 1.1.1 (2025-12-16) Improvements - Minor change to sample_size function for better readability. Changes in version 1.1.0 (2025-12-06) New Features - Implemented Lilliefors correction for Kolmogorov-Smirnov normality tests in both normality() and summary_table() functions. The Lilliefors test provides more accurate p-values when distribution parameters are estimated from sample data. Improvements - Enhanced p-value formatting to display "p < 0.001" instead of "p = < 0.001" - Added methodological references: Lilliefors (1967) and Dallal & Wilkinson (1986) - Updated documentation to clarify that K-S option now uses Lilliefors correction Dependencies - Added nortest package to Imports Changes in version 1.0.0 (2025-11-13) - Initial CRAN submission.