Валерий Шпак's repositories
ab_tests
Main libraries: scipy, matplotlib, numpy, pandas, R. I this task I have produced ab-test. And I have found out, that to change a coffee label is a good idea.
analytics_for_hr
Main libraries: psycopg2, sqlalchemy, pandas. In this repository I have analyzed data about labor relations in some company, have hypothesized and have prepared number of recommendations for HR-department.
analytics_of_vk_public
Main libraries: pandas, requests, matplotlib. In this repository I have analyzed SkillBox vk-public. And I have prepared number of recommendations for SMM-department of SkillBox.
kfc
Main libraries: requests, sqlite3, pandas. In this task I have received data from kfc-api and prepared db for people, who wants to visit kfc restaurant in Russia.
learning_process
Main libraries: pandas, numpy, matplotlib, seaborn. In this repository I have analyzed learning process in SkillBox. As a result I have received: 1) Statistics data about learning process; 2) Potential workload of teachers; 3) Problematic modules; 4) Conversion of students transfer from module to module.
linear_regression
Main libraries: pandas, numpy, sklearn. In this task I have built a linear regression model for prediction share prices.