Johns Hopkins University Courses

The Data Scientist’s Toolbox

166 reviews

In this course you will get an introduction to the main tools and ideas in the data scientist's toolbox. The course gives an overview of the data, questions, and tools that data analysts and data scientists work with. There are two components to this cou…

• Coursera
• 18 hours worth of material, 4 weeks long
• Today
• Free Online Course (Audit)

R Programming

246 reviews

In this course you will learn how to program in R and how to use R for effective data analysis. You will learn how to install and configure software necessary for a statistical programming environment and describe generic programming language concepts as…

• Coursera
• 57 hours worth of material, 4 weeks long
• Today
• Free Online Course (Audit)

Getting and Cleaning Data

57 reviews

Before you can work with data you have to get some. This course will cover the basic ways that data can be obtained. The course will cover obtaining data from the web, from APIs, from databases and from colleagues in various formats. It will also cover t…

• Coursera
• 20 hours worth of material, 4 weeks long
• Today
• Free Online Course (Audit)

Psychological First Aid

49 reviews

Learn to provide psychological first aid to people in an emergency by employing the RAPID model: Reflective listening, Assessment of needs, Prioritization, Intervention, and Disposition.

• Coursera
• 6-7 hours worth of material, 5 weeks long
• 6 days from now (15th Aug)
• Free Online Course (Audit)

• Best of All Time

Statistical Inference

34 reviews

Statistical inference is the process of drawing conclusions about populations or scientific truths from data. There are many modes of performing inference including statistical modeling, data oriented strategies and explicit use of designs and randomizat…

• Coursera
• 54 hours worth of material, 4 weeks long
• Today
• Free Online Course (Audit)

Regression Models

34 reviews

Linear models, as their name implies, relates an outcome to a set of predictors of interest using linear assumptions. Regression models, a subset of linear models, are the most important statistical analysis tool in a data scientist’s toolkit. This cour…

• Coursera
• 54 hours worth of material, 4 weeks long
• Today
• Free Online Course (Audit)

Reproducible Research

27 reviews

This course focuses on the concepts and tools behind reporting modern data analyses in a reproducible manner. Reproducible research is the idea that data analyses, and more generally, scientific claims, are published with their data and software code so…

• Coursera
• 7-8 hours worth of material, 4 weeks long
• Today
• Free Online Course (Audit)

Practical Machine Learning

27 reviews

One of the most common tasks performed by data scientists and data analysts are prediction and machine learning. This course will cover the basic components of building and applying prediction functions with an emphasis on practical applications. The cou…

• Coursera
• 8-9 hours worth of material, 4 weeks long
• Today
• Free Online Course (Audit)

A Crash Course in Data Science

25 reviews

By now you have definitely heard about data science and big data. In this one-week class, we will provide a crash course in what these terms mean and how they play a role in successful organizations. This class is for anyone who wants to learn what all t…

• Coursera
• 7-8 hours worth of material, 1 week long
• 6 days from now (15th Aug)
• Free Online Course (Audit)

HTML, CSS, and Javascript for Web Developers

19 reviews

In this course, we will learn the basic tools that every web page coder needs to know. We will start from the ground up by learning how to implement modern web pages with HTML and CSS. We will then advance to learning how to code our pages such that its…

• Coursera
• 40 hours worth of material, 5 weeks long
• Today
• Free Online Course (Audit)

• Best of All Time

Exploratory Data Analysis

39 reviews

This course covers the essential exploratory techniques for summarizing data. These techniques are typically applied before formal modeling commences and can help inform the development of more complex statistical models. Exploratory techniques are also…

• Coursera
• 2 hours worth of material
• 2 weeks from now (29th Aug)
• Paid Course

Developing Data Products

18 reviews

A data product is the production output from a statistical analysis. Data products automate complex analysis tasks or use technology to expand the utility of a data informed model, algorithm or inference. This course covers the basics of creating data pr…

• Coursera
• 10 hours worth of material, 4 weeks long
• Today
• Free Online Course (Audit)

Algorithms for DNA Sequencing

17 reviews

We will learn computational methods -- algorithms and data structures -- for analyzing DNA sequencing data. We will learn a little about DNA, genomics, and how DNA sequencing is used. We will use Python to implement key algorithms and data structures an…

• Coursera
• 12 hours worth of material, 4 weeks long
• 1 week from now (22nd Aug)
• Free Online Course (Audit)

Mathematical Biostatistics Boot Camp 1

17 reviews

This class presents the fundamental probability and statistical concepts used in elementary data analysis. It will be taught at an introductory level for students with junior or senior college-level mathematical training including a working knowledge of…

• Coursera
• 13 hours worth of material, 4 weeks long
• 1 week from now (22nd Aug)
• Free Online Course (Audit)

COVID-19 Contact Tracing

14 reviews

The COVID-19 crisis has created an unprecedented need for contact tracing across the country, requiring thousands of people to learn key skills quickly.

• Coursera
• 6-7 hours worth of material, 1 week long
• Today
• Free Online Course (Audit)