2021
https://medium.com/analytics-vidhya/an-introduction-to-probability-and-the-world-of-chance-cde799b3f3d5
    https://nuancesprog.ru/p/12252/
    ! very fundamentals
2020
https://nuancesprog.ru/p/6447
https://nuancesprog.ru/p/6441
https://nuancesprog.ru/p/6436
2019
https://towardsdatascience.com/statistics-is-the-grammar-of-data-science-part-5-5-3f6099faad04
    https://nuancesprog.ru/p/3397/
https://towardsdatascience.com/statistics-is-the-grammar-of-data-science-part-4-5-e9b1ce651064
    https://nuancesprog.ru/p/3332/
https://towardsdatascience.com/statistics-is-the-grammar-of-data-science-part-3-5-173fdd2e18c3
    https://nuancesprog.ru/p/3307
https://towardsdatascience.com/statistics-is-the-grammar-of-data-science-part-2-8be5685065b5
    https://nuancesprog.ru/p/3267
https://towardsdatascience.com/statistics-is-the-grammar-of-data-science-part-1-c306cd02e4db
    https://nuancesprog.ru/p/3261/

2018
https://towardsdatascience.com/the-5-basic-statistics-concepts-data-scientists-need-to-know-2c96740377ae
    https://nuancesprog.ru/p/2479/
MathOps - a lot of practical stuff
    https://habr.com/company/okmeter/blog/350666/