Since data scientist is a senior job title that comes with significant experience, even expertise, how can you become a data scientist fresh out of college, or from Coursera classes, or…

Here is another resource I use for teaching…

There's no doubt about it, probability and statistics is an enormous field, encompassing topics from the…

This book is also part of our…

Many statisticians think that data science is about analyzing data, but it is more than that. Data science…

Many statistics, such as correlations or R-squared, depend on the sample size, making it difficult to compare values computed on two data sets of different sizes. Here, we address this…

Thousands of articles and tutorials have been written about data science and machine learning. Hundreds of books, courses and conferences are available. You could spend months just figuring out…

We propose a simple model-free solution to compute any confidence interval and to extrapolate these intervals beyond the observations available in your data set. In addition we propose a…

This problem appeared as an assignment in the coursera course Natural Language Processing (by Stanford) in 2012. The following description of the problem is taken directly from…

The world is increasingly digital, and this means big data is here to stay. In fact, the importance of big data and data analytics is only going to continue growing in the coming years. It is a…

Many statisticians think that data science is about analyzing data, but it is more than that. Data science also involves implementing algorithms that process…

Every day, we…

Python continues to take leading positions in solving data science tasks and challenges. Last year we made a blog post overviewing the Python’s…