Changes in version 2.0.0 (2025-04-18) - Resolved several bugs - Made changes to the jackknife() for efficient parallel processing - Restructured wrapper functions for efficiency. - Added the function jackknife.lm.weighted() for weighted jackknife SE Changes in version 1.2.0 (2023-05-08) - Updated the functions with provisions for parallel processing. - Wrapper functions are corrected for efficiency. Changes in version 1.0.1 - Updated summary function in example Changes in version 1.0.0 (2023-01-13) - Version release Changes in version 0.2.0 - Added summary.jk function - Added print.jk function - Added print.summary.jk function Changes in version 0.1.2 - Added specification of confidence level in the functions - Restricted the maximum number of sub-samples - Set default value for d - Added a function for jackknifing in custom estimation function Changes in version 0.1.1 (2022-12-02) - Added a NEWS.md file to track changes to the package. - Updated DOI formats - Added reference sources in DESCRIPTION - Checked for spelling errors