Data Science Educational Resources
StrataScratch is a data science educational platform with over 1,000+ real interview questions from your favorite companies.
Facebook Python Interview Questions
This Facebook python interview question will test your ability to use joins, perform transformations and calculations, and address edge-case scenarios.
Nathan Rosidi -
Statistics Cheat Sheet Part 02: Probability and Random Events
A beginner’s guide to Probability and Random Events. Understand the key statistics concepts and areas to focus on to ace your next data science interview.
Vivek Sankaran -
Machine Learning Algorithms Explained: Anomaly Detection
What is anomaly detection in machine learning? This in-depth article will give you an answer by explaining how it is used, its types, and its algorithms.Nathan Rosidi -
30 Probability and Statistics Interview Questions for Data Scientists
Top 30 Probability and Statistics Interview Questions that can help you sharpen your skills to ace your data science interview.Nathan Rosidi -
Advanced Python Interview Questions
In this article, we’ll walk you through one of the advanced Python interview questions focusing on the Python join features.Nathan Rosidi -
PayPal Data Scientist Interview Questions
In this post we'll take a close look at one of the PayPal data scientist interview questions and discuss two different ways of solving this question using SQL.Nathan Rosidi -
Python Data Science Projects For Boosting Your Portfolio
As Python is a critical data science skill, develop it through these five projects and build your Python data science project portfolio along the way.Nathan Rosidi -
Facebook Interview Question Walkthrough - Popular Posts
Our series of interview question walk-throughs marches on! Today we’ll be dealing with the advanced Meta/Facebook SQL question.Nathan Rosidi -
How to Get into One of the Fastest Growing Fields - Data Science
Do you want to get into Data Science? We encourage you to. Don’t worry if you don’t know how! Here you’ll learn what you can expect and what will be expected of you.Nathan Rosidi -
SQL JOIN Interview Questions
This article covers the most common SQL JOIN interview questions, how to answer them, and what you need to know about JOINs to join the desired company.Nathan Rosidi -
Noom Data Analyst Interview Question
Noom helps you lose weight. We help you get a job at Noom. In today’s article, we’ll show you one of Noom’s hard SQL interview questions.Nathan Rosidi -
Statistics Cheat Sheet: Data Collection and Exploration
This Statistics Cheat Sheet includes the concepts that you must know for your next data science or analytics interview presented in an easy-to-remember manner.Vivek Sankaran -