Book Image

Cracking the Data Science Interview

By : Leondra R. Gonzalez, Aaren Stubberfield
Book Image

Cracking the Data Science Interview

By: Leondra R. Gonzalez, Aaren Stubberfield

Overview of this book

The data science job market is saturated with professionals of all backgrounds, including academics, researchers, bootcampers, and Massive Open Online Course (MOOC) graduates. This poses a challenge for companies seeking the best person to fill their roles. At the heart of this selection process is the data science interview, a crucial juncture that determines the best fit for both the candidate and the company. Cracking the Data Science Interview provides expert guidance on approaching the interview process with full preparation and confidence. Starting with an introduction to the modern data science landscape, you’ll find tips on job hunting, resume writing, and creating a top-notch portfolio. You’ll then advance to topics such as Python, SQL databases, Git, and productivity with shell scripting and Bash. Building on this foundation, you'll delve into the fundamentals of statistics, laying the groundwork for pre-modeling concepts, machine learning, deep learning, and generative AI. The book concludes by offering insights into how best to prepare for the intensive data science interview. By the end of this interview guide, you’ll have gained the confidence, business acumen, and technical skills required to distinguish yourself within this competitive landscape and land your next data science job.
Table of Contents (21 chapters)
Free Chapter
1
Part 1: Breaking into the Data Science Field
4
Part 2: Manipulating and Managing Data
10
Part 3: Exploring Artificial Intelligence
16
Part 4: Getting the Job

Understanding data visualization

As data scientists, we sometimes feel like we are explorers navigating the wild frontiers of massive datasets, hunting for insightful patterns and significant relationships. Yet, the real value of our journey lies in the capacity to translate these discoveries into stories that influence decisions, inspire action, and propel innovation. This is where the art of data visualization and storytelling comes into play.

Data visualization is a powerful tool beyond simply showcasing statistics or trends – it breathes life into data, transforming numbers and variables into visual narratives that capture attention, invoke emotion, and provoke thought. It is a translation process, converting the abstract language of data into an intuitive, visual dialect that people can understand and engage with. More than mere graphics, well-crafted data visualizations can tell compelling stories.

The power of visualization lies in its appropriateness to the data...