# NEWS

### Version 0.5 - 2025-12-12

This release introduces major modules for data preprocessing and item analysis, alongside enhancements to the CFA workflow.

* **Missing Value Module:** Added a new module for comprehensive missing data diagnostics and imputation. Users can now visualize missingness patterns and apply strategies ranging from listwise deletion to advanced imputation methods (e.g., MICE, missForest).
* **Item Drop Out:** Introduced the "Item Drop Out" module (formerly Item-Rest) to facilitate automated item elimination strategies for optimizing scale properties and factor structures.
* **CFA Module Updates:** Enhanced the Confirmatory Factor Analysis (CFA) module, specifically improving the "Model Builder" to allow for easier definition of covariances and model specifications.
* **Reliability Analysis:** Added support for 
* **Stratified Alpha** coefficient calculation to better assess reliability in multidimensional scales.
