STA is a free tool that provides a quick and easy way to perform common tasks in statistics and probability. This can be used for both discrete and continuous data. It supports many data types, including numbers, words, strings, dates, and more.

For example, you can calculate the mean, standard deviation, median, mode, and more. You can also use it to find the probability distribution of a given set of data. And you can even use it to find the most common word in a given text.

The application can be used for both academic and non-academic purposes.