Articles

Oh, the poor, maligned pie chart. The chart type that gets pushed around and bullied on the data-viz playground more than any other. Randal Olsen… Read More »To Pie Chart or Not to Pie Chart?

Previous Relevant Posts Single regression with R to identify relationship between WTI and s… Getting stock volatility in R & Getting Histogram of returns What… Read More »How to get CAPM in the stock market & equity beta

Summary:  What do you need to do to get an entry level job in data science? This article is written for anyone who is considering… Read More »The New Rules for Becoming a Data Scientist

Guest blog by Sebastian Raschka, originally posted here.   If we tackle a supervised learning problem, my advice is to start with the simplest hypothesis… Read More »When Does Deep Learning Work Better Than SVMs or Random Forests?

Guest blog post by Martijn Theuwissen, co-founder at DataCamp. Other R resources can be found here, and R Source code for various problems can be found here. A… Read More »Learning R in Seven Simple Steps

About 8,300 articles related to Python have been posted on Data Science Central, according to Google. Below is a small sample — the 12 most… Read More »12 Python Resources for Data Science

Summary:  Will Automated Predictive Analytics be a boon to professional data scientists or a dangerous diversion allowing well-meaning, motivated but amateur users try to implement… Read More »Automated Predictive Analytics – What Could Possibly Go Wrong?

Originally posted on :Linkedin It’s a known fact that bagging (an ensemble technique) works well on unstable algorithms like decision trees, artificial neural networks and… Read More »Random-ized Forest: A new class of Ensemble algorithms

I invite you to solve these challenges yourself before reading the solutions (for some of these problems) or hints to help you tackle these problems.… Read More »20 Data Science and Mathematical Challenges