Johns Hopkins University
Data Science Specialization
Johns Hopkins University

Data Science Specialization

Launch Your Career in Data Science. A ten-course introduction to data science, developed and taught by leading professors.

Roger D. Peng, PhD
Brian Caffo, PhD
Jeff Leek, PhD

Instructors: Roger D. Peng, PhD

Sponsored by Johns Hopkins University

493,400 already enrolled

Get in-depth knowledge of a subject
4.5

(38,736 reviews)

Beginner level

Recommended experience

7 months
at 10 hours a week
Flexible schedule
Learn at your own pace
Get in-depth knowledge of a subject
4.5

(38,736 reviews)

Beginner level

Recommended experience

7 months
at 10 hours a week
Flexible schedule
Learn at your own pace

What you'll learn

  • Use R to clean, analyze, and visualize data.

  • Navigate the entire data science pipeline from data acquisition to publication.

  • Use GitHub to manage data science projects.

  • Perform regression analysis, least squares and inference using regression models.

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Taught in English

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  • Learn in-demand skills from university and industry experts
  • Master a subject or tool with hands-on projects
  • Develop a deep understanding of key concepts
  • Earn a career certificate from Johns Hopkins University
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Specialization - 10 course series

The Data Scientist’s Toolbox

Course 117 hours4.6 (33,933 ratings)

What you'll learn

  • Set up R, R-Studio, Github and other useful tools

  • Understand the data, problems, and tools that data analysts use

  • Explain essential study design concepts

  • Create a Github repository

Skills you'll gain

Category: Data Analysis
Category: Data Management
Category: Computer Programming
Category: Critical Thinking
Category: Problem Solving

R Programming

Course 257 hours4.5 (22,245 ratings)

What you'll learn

  • Understand critical programming language concepts

  • Configure statistical programming software

  • Make use of R loop functions and debugging tools

  • Collect detailed information using R profiler

Skills you'll gain

Category: Computer Programming
Category: Computer Programming Tools
Category: Critical Thinking
Category: Data Analysis
Category: Data Structures
Category: Problem Solving
Category: Programming Principles
Category: Statistical Programming
Category: General Statistics

Getting and Cleaning Data

Course 319 hours4.5 (8,062 ratings)

What you'll learn

  • Understand common data storage systems

  • Apply data cleaning basics to make data "tidy"

  • Use R for text and date manipulation

  • Obtain usable data from the web, APIs, and databases

Skills you'll gain

Category: Computer Programming
Category: Data Analysis
Category: Data Management
Category: Databases
Category: Statistical Programming
Category: Data Analysis Software

Exploratory Data Analysis

Course 454 hours4.7 (6,068 ratings)

What you'll learn

  • Understand analytic graphics and the base plotting system in R

  • Use advanced graphing systems such as the Lattice system

  • Make graphical displays of very high dimensional data

  • Apply cluster analysis techniques to locate patterns in data

Skills you'll gain

Category: Computer Graphic Techniques
Category: Computer Graphics
Category: Data Analysis
Category: Statistical Programming
Category: Data Visualization

Reproducible Research

Course 57 hours4.6 (4,173 ratings)

What you'll learn

  • Organize data analysis to help make it more reproducible

  • Write up a reproducible data analysis using knitr

  • Determine the reproducibility of analysis project

  • Publish reproducible web documents using Markdown

Skills you'll gain

Category: Communication
Category: Computer Programming
Category: Computer Programming Tools
Category: Data Analysis
Category: Programming Principles
Category: Statistical Programming

Statistical Inference

Course 654 hours4.2 (4,434 ratings)

What you'll learn

  • Understand the process of drawing conclusions about populations or scientific truths from data

  • Describe variability, distributions, limits, and confidence intervals

  • Use p-values, confidence intervals, and permutation tests

  • Make informed data analysis decisions

Skills you'll gain

Category: Probability & Statistics
Category: Probability Distribution
Category: Statistical Programming
Category: General Statistics
Category: Mathematics

Regression Models

Course 753 hours4.4 (3,358 ratings)

What you'll learn

  • Use regression analysis, least squares and inference

  • Understand ANOVA and ANCOVA model cases

  • Investigate analysis of residuals and variability

  • Describe novel uses of regression models such as scatterplot smoothing

Skills you'll gain

Category: Probability & Statistics
Category: Regression
Category: Statistical Programming
Category: General Statistics
Category: Data Analysis
Category: Problem Solving

Practical Machine Learning

Course 88 hours4.5 (3,246 ratings)

What you'll learn

  • Use the basic components of building and applying prediction functions

  • Understand concepts such as training and tests sets, overfitting, and error rates

  • Describe machine learning methods such as regression or classification trees

  • Explain the complete process of building prediction functions

Skills you'll gain

Category: Algorithms
Category: Applied Machine Learning
Category: Data Analysis
Category: Human Learning
Category: Machine Learning
Category: Machine Learning Algorithms

Developing Data Products

Course 910 hours4.6 (2,255 ratings)

What you'll learn

  • Develop basic applications and interactive graphics using GoogleVis

  • Use Leaflet to create interactive annotated maps

  • Build an R Markdown presentation that includes a data visualization

  • Create a data product that tells a story to a mass audience

Skills you'll gain

Category: Computer Programming
Category: Data Analysis
Category: Statistical Programming
Category: Computer Graphics
Category: Interactive Design
Category: Data Visualization
Category: Web Development

Data Science Capstone

Course 105 hours4.5 (1,226 ratings)

What you'll learn

  • Create a useful data product for the public

  • Apply your exploratory data analysis skills

  • Build an efficient and accurate prediction model

  • Produce a presentation deck to showcase your findings

Skills you'll gain

Category: Data Analysis
Category: Human Learning
Category: Machine Learning
Category: Machine Learning Algorithms
Category: Problem Solving
Category: Computer Programming

Instructors

Roger D. Peng, PhD
Johns Hopkins University
37 Courses1,608,001 learners
Brian Caffo, PhD
Johns Hopkins University
30 Courses1,633,988 learners
Jeff Leek, PhD
Johns Hopkins University
32 Courses1,662,514 learners

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