# Mention the names of any four statistical tools.

**R**: This is a programming language and free software environment for statistical computing and graphics. It is widely used among statisticians and data miners for data analysis and developing statistical software.**SPSS (Statistical Package for the Social Sciences)**: SPSS is a powerful software for managing and analyzing statistical data. It’s widely used in social sciences, though its use extends to many other disciplines as well.**SAS (Statistical Analysis System)**: This software suite is used for advanced analytics, business intelligence, data management, and predictive analytics. It’s used in various sectors, including healthcare, banking, and more.**Stata**: This is a general-purpose statistical software package created in 1985. It is widely used in research, especially in economics, sociology, political science, and epidemiology.

Each tool has its strengths and is suited for particular analyses and datasets.