Kaggle

Kaggle
 Kaggle is an online community of data scientists and machine learning practitioners. Kaggle allows users to find and publish data sets, explore and build models in a web-based data-science environment, work with other data scientists and machine learning engineers, and enter competitions to solve data science challenges. [https://en.wikipedia.org/wiki/Kaggle This information was copied from wikipedia. Below are some websites with more information and beginner tutorials :
 * Beginner's Guide to Kaggle (elitedatascience.com)
 * Kaggle: YouTube (youtube.com)
 * Kaggle Datasets to Try Out (analyticsvidhya.com)
 * How to use Kaggle to Master Data Science (towardsdatascience.com)
 * Kaggle (kaggle.com)