Statistics is very important in our research life, it is vital to have at least one tool for statistics that you are fimilar with. some well-known software/tools are:
Origin (https://www.originlab.com/)
Minitab (with powerfull DOE functions, https://www.minitab.com/)
Matlab
SPSS
SAS
Python (https://www.python.org/)
The last two (R and python) are free and more advanced PC language based tools.