Data Science Job Interviews Vary, But Here’s How to Prepare
Going into an interview for a data science job? Here are some actionable tips for preparing for the variety of interview formats you might encounter.
Tutorial: Why Functions Modify Lists and Dictionaries in Python
In this beginner Python tutorial, we’ll take a look at mutable and immutable data types, and learn how to keep dictionaries and lists from being modified by our functions.
How Dataquest Helped This Tufts Undergrad Land Jobs in Data Science
Hezekiah was looking for specialized data science skills his university didn’t offer. Dataquest fit the bill, and offered courses that felt as high-quality as Tufts’.
Retain More of What You Learn By Taking Better Notes
Is it better take notes by computer or by hand? The science suggests that the answer isn’t as simple as you might have heard.
Want a Job in Data Science? Here’s Why You Should Specialize
Being a jack-of-all-trades may not be the best approach when it comes to building your data science career.
Entry-Level Job Application Tips from a Data Science Recruiter
There’s no doubt that data scientists are in high demand. But the dearth of data scientists at higher levels, in combination with the “sexiest job” media hype, have attracted a lot of new blood to the profession. That’s caused a bit more competition than you might be expecting when it comes to entry-level positions. So how can you […]
How to Use Dataquest
Dataquest’s learning platform is user-friendly enough that if you’d like to, you can simply dive right in. But if you’re the type who likes to flip through the user manual first, this article is for you. In it, we’re going to cover the basic features of the Dataquest platform, and pass along some helpful tips […]
Tutorial: Poisson Regression in R
Poisson Regression can be a really useful tool if you know how and when to use it. In this tutorial we’re going to take a long look at Poisson Regression, what it is, and how R programmers can use it in the real world. Specifically, we’re going to cover: What Poisson Regression actually is and […]
From Meteorologist to Data Scientist in Six Months
Armed with a strong science background but faced with limited career options, Isaac Pato dropped everything for six months and built up a skillset that landed him a job in the data science field. “I went to school for meteorology and I graduated in 2012. I worked in meteorology for about a year, and then I […]
Are Videos or Text Better for Learning Data Science Online?
When it comes to learning data science online, students have a wide variety of options, but one of the most basic choices every student must make is whether they’d prefer to learn by reading text or by watching video. Most MOOCs, because they’re based on the traditional college lecture format, present their information via video lectures. Even […]
Tutorial: Find Dominant Colors in an Image through Clustering
Take the first step into image analysis in Python by using k-means clustering to analyze the dominant colors in an image in this free data science tutorial.
New Course: Learn Data Cleaning with Python and Pandas
Data cleaning might not be the reason you got interested in data science, but if you’re going to be a data scientist, no skill is more crucial. Learn how to clean data with Python and pandas in our new course.
Applying to Jobs? Don’t Make This Mistake in Your Data Science Portfolio
Applying for data science jobs? Don’t make a mistake in your project portfolio or Github that could rule you out right out of the gate!
How to Learn Python for Data Science In 5 Steps
Interested in how to learn Python for data science? It’s not as hard as you think! Here’s a clear roadmap for learning Python programming and other data science skills.
10 High-Paying Jobs That Require a Knowledge of Data Analytics
Thinking about kickstarting a career in data analytics? These 10 high-paying jobs may just be the motivation you need to learn more about the data science industry and gain the specific skills you need to succeed.
The Phone Proximity Effect: Your Phone Could Be Sabotaging Your Studies
Are you falling victim to the ‘phone proximity effect’? If you study with your phone close to you, studies suggest it may be hurting your performance.
The Best Free Books for Learning Data Science
If you want to learn data science, the most important thing you can do is get your hands on some real-world data and start coding. Our learning platform helps you do exactly that. But what can you do to keep learning data science when you’re not sitting in front of a computer? A student we […]
How a Humanities Teacher Learned Data Science with Dataquest
Can you learn data science online without a background in math or programming? This Dataquest student is living proof that anybody can learn data science.
How to Make Your Data Science Job Application Stand Out
What can you do to make your data science job applications stand out and get hired as a data scientist? Here are some high- and low-risk strategies.
Data Science Project: Profitable App Profiles for App Store and Google Play
Learn to do a complete data analysis project using only basic Python to find out what genre of apps an app developer should focus on.
Dataquest: Rated Switchup’s Best Online Data Science Bootcamp
Should you enroll in an online data science bootcamp or try one of the expensive offline schools? Here’s how your options stack up when it comes to learning data science.
Learn Data Cleaning in R
Data preparation and cleaning is about 80% of a data scientist’s job. Learn to do it effectively and efficiently with R in our new free online course.
The Best Strategies for Overcoming a Challenge
Learning something new is going to be frustrating from time to time. This study suggests some of the best ways to push past that and succeed.
A Year Learning Data Science at Dataquest
What can you learn in a year of studying data science at Dataquest? Python, SQL, statistics, and an awful lot more.
Curtly: “Dataquest changed my life”
How learning data science and Python with Dataquest helped Curtly Critchlow solve a massive Excel problem at his job.
Learning Python for Data Science the Right Way
Last week, we launched a totally revamped version of our introductory Python course. Now, we’re doing the same for our intermediate Python course. Say hello to Python for Data Science: Intermediate! The new course is available now, and just like the introductory Python course, it’s completely free. This course has been carefully designed to build […]
Tutorial: Time Series Analysis with Pandas
In this tutorial, we will learn about the powerful time series tools in the pandas library. Originally developed for financial time series such as daily stock market prices, the robust and flexible data structures in pandas can be applied to time series data in any domain, including business, science, engineering, public health, and many others. […]
Learn Python for Data Science from Scratch
It’s virtually impossible to succeed at anything without a solid understanding of the fundamentals. That’s why we take particular care in ensuring that our introductory courses, the gateways to data science, are as well-crafted as possible. Today, we’re announcing the re-launch of our introductory Python course, Python for Data Science: Fundamentals. It’s available right now, […]
The Right Kind of Internal Motivation Can Improve Your Studies
You probably already know that internal motivation is more powerful than external motivation. But did you know that the type of internal motivation could matter when it comes to unlocking better performance? Learning data science can be a slog. At Dataquest, we try to make it as easy and fun as possible, but there’s no […]
How to Write a Great Data Science Resume
Writing a resume for data science job applications is rarely a fun task, but it is a necessary evil. The majority of companies require a resume in order to apply to any of their open jobs, and a resume is often the first layer of the process in getting past the “Gatekeeper” — the Recruiter […]
Advanced Jupyter Notebooks: A Tutorial
Lying at the heart of modern data science and analysis, Jupyte project lifecycle. Whether you’re rapidly prototyping ideas, demonstrating your work, or producing fully fledged reports, notebooks can provide an efficient edge over IDEs or traditional desktop applications. Following on from “Jupyter Notebook for Beginners: A Tutorial“, this guide will take you on a journey […]
9 Reasons Excel Users Should Consider Learning Programming
Microsoft Excel could be the single most popular piece of software in the business community. Released over thirty years ago, Excel is still used every day in countries across the globe to store, manipulate, and analyze data. It’s so widely used that becoming an Excel wizard can be a significant boost to your earnings. But […]
How Miguel Got 3 Data Science Job Offers Fast With Dataquest
Miguel Couto’s data science story begins with rejection. “I got this really dry email saying, ‘Hi Miguel, just to let you know, we’re not giving you the scholarship.’” Miguel said. He had applied for a scholarship to a prestigious but expensive data science bootcamp in Berlin. And despite his qualifications, which include a PhD in […]
The Key to Getting a Data Science Job, According to Briana Brownell
Briana Brownell knows a thing or two about data science. Before founding the data analytics and machine learning firm Purestrategy.ai, she worked with a variety of companies from startups to Fortune 500 firms on marketing and analytics. She’s also worked on a variety of cool data science and machine learning projects, doing things like teaching […]
Historic Wildfire Data: Exploratory Visualization in R
In recent weeks, news of the devastating wildfires sweeping parts of the US state of California have featured prominently in the news. While most wildfires are started accidentally by humans, weather conditions like wind and drought can exacerbate fires’ spread and intensity. Improved understanding of historical wildfire trends and causes can inform fire management and […]
An Intro to Deep Learning in Python
Deep learning is a type of machine learning that’s growing at an almost frightening pace. Nearly every projection has the deep learning industry expanding massively over the next decade. This market research report, for example, expects deep learning to grow 71x in the US and more than that globally over the next ten years. There’s […]
Learn to do Data Viz in R
One of the reasons that R is a top language for data science is that it’s great for data visualization. R users can take advantage of the wildly popular ggplot2 package to turn massive data sets into easily-readable charts in just a few lines of code. That can be incredibly valuable for presenting your data, […]
Math in Data Science
Math is like an octopus: it has tentacles that can reach out and touch just about every subject. And while some subjects only get a light brush, others get wrapped up like a clam in the tentacles’ vice-like grip. Data science falls into the latter category. If you want to do data science, you’re going […]
How to Gather Your Own Data by Conducting a Great Survey
In this post, we’ll learn to create an online survey and how to prevent some common mistakes made in surveys. We’ll cover all steps of the survey process, including: Selecting a population Sampling methods Making a data analysis plan Writing good questions Distribution options Data Scientists know that even the slickest code, the best data […]
Forget Motivation and Double Your Chances of Learning Success
One of the most difficult parts of learning anything (including data science) is staying motivated. At first, we’re excited about our new studies, and we progress quickly through the basics. But over time, as the work gets more challenging and other problems and pressures arise in our lives, it gets easier and easier to fall […]
