Changes in version 0.2.4 (2026-05-23) o Degree of freedom for F distribution to estimate LI interval for variance ratio is adjusted. Changes in version 0.2.3 (2025-08-21) o F distribution nominators' degrees of freedom for LI of one group variance and two-group variance ratio are adjusted as n - 1.2 and n - 2.4 respectively. Changes in version 0.2.2 (2025-01-22) o Errata in manual fixed Changes in version 0.2.1 (2024-11-15) o LIpois can handle a mean value and observation number o Error in the formular of LBCIvar fixed o Errata in manual fixed o LIvar renamed to LIvRatio o LIvar and LIvtest formula chanaged to be more conservative Changes in version 0.2.0 (2024-10-17) o LBCIvar for variance of single group added o LIvar for variance ratio test of two groups added o LIvtest for variance ratio test with sufficient statistics only added o Code refactored Changes in version 0.1.4 (2024-09-17) o LInorm plot improved for LInorm o LInorm help corrected for PLOT option Changes in version 0.1.3 (2024-08-18) o LInorm can plot profile or contour Changes in version 0.1.2 (2024-06-14) o LRT Formula revised Changes in version 0.1.1 (2024-05-10) o LInorm, LInormVar, LRT Formula revised Changes in version 0.1.0 (2023-12-12) o First version