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 Pontificia Universidad Católica del Perú

494,861 already enrolled

Get in-depth knowledge of a subject
4.5

(38,759 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

(38,759 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 (33,960 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: R Programming
Category: Rmarkdown
Category: Statistical Programming
Category: Software Development Tools
Category: GitHub
Category: Software Configuration Management
Category: Git (Version Control System)
Category: Data Science
Category: Version Control
Category: Data Analysis
Category: Software Versioning
Category: Research
Category: Software Development
Category: Configuration Management
Category: Statistical Machine Learning
Category: General Science and Research
Category: Scientific Methods
Category: Research Methodologies
Category: Research Design
Category: Experimentation

R Programming

Course 257 hours4.5 (22,265 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: R Programming
Category: Statistical Programming
Category: Data Science
Category: Data Analysis
Category: Data Manipulation
Category: Computer Programming
Category: Computer Science
Category: Application Performance Management
Category: Software Development
Category: Simulations
Category: Programming Principles
Category: Software Engineering
Category: Computer Programming Tools
Category: Engineering Software
Category: Debugging
Category: Software Development Tools
Category: Simulation and Simulation Software
Category: Performance Tuning
Category: Machine Learning
Category: Statistical Machine Learning

Getting and Cleaning Data

Course 319 hours4.5 (8,065 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: R Programming
Category: Statistical Programming
Category: Data Analysis
Category: Data Science
Category: Data Manipulation
Category: Data Wrangling
Category: Web Scraping
Category: Data Access
Category: Data Engineering
Category: Data Integration
Category: Data Quality
Category: Data Import/Export
Category: Tidyverse (R Package)
Category: Databases
Category: Data Processing
Category: Data Collection
Category: Big Data
Category: Data Architecture
Category: Extract, Transform, Load
Category: Data Transformation

Exploratory Data Analysis

Course 454 hours4.7 (6,071 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: Plot (Graphics)
Category: Statistical Visualization
Category: Data Visualization Software
Category: Exploratory Data Analysis
Category: Data Presentation
Category: Data Visualization
Category: Data Analysis
Category: Ggplot2
Category: Unsupervised Learning
Category: Dashboard
Category: Dimensionality Reduction
Category: Data Science
Category: Analytics
Category: Statistical Analysis
Category: Statistical Methods
Category: R Programming
Category: Data Storytelling
Category: Interactive Data Visualization
Category: Statistics
Category: Statistical Programming

Reproducible Research

Course 57 hours4.6 (4,174 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: Rmarkdown
Category: R Programming
Category: Knitr
Category: Product Quality (QA/QC)
Category: Data Analysis
Category: Verification And Validation
Category: General Science and Research
Category: Data Management
Category: Research Methodologies
Category: Quality Assurance
Category: Information Management
Category: Statistical Programming
Category: Quality Assurance and Control
Category: Data Governance
Category: Data Science
Category: Scientific Methods
Category: Data Sharing
Category: Technical Writing
Category: Research
Category: Technical Communication

Statistical Inference

Course 654 hours4.2 (4,439 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: Statistical Methods
Category: Statistical Analysis
Category: Statistics
Category: Probability & Statistics
Category: Statistical Inference
Category: Mathematics and Mathematical Modeling
Category: Statistical Hypothesis Testing
Category: Probability
Category: Applied Mathematics
Category: Data Analysis
Category: Probability Distribution
Category: Statistical Modeling
Category: Mathematical Modeling
Category: Data Science
Category: Analytics
Category: Advanced Mathematics

Regression Models

Course 753 hours4.4 (3,359 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: Analytics
Category: Data Analysis
Category: Regression Analysis
Category: Statistics
Category: Statistical Modeling
Category: Statistical Methods
Category: Statistical Analysis
Category: Probability & Statistics
Category: Mathematical Modeling
Category: Statistical Inference
Category: Data Science
Category: Predictive Modeling
Category: Probability
Category: Business Analytics
Category: Applied Mathematics
Category: Mathematics and Mathematical Modeling
Category: Predictive Analytics

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: Predictive Modeling
Category: Predictive Analytics
Category: Data Science
Category: Statistical Modeling
Category: Machine Learning
Category: R Programming
Category: Applied Machine Learning
Category: Machine Learning Methods
Category: Statistical Machine Learning
Category: Analytics
Category: Advanced Analytics
Category: Business Analytics
Category: Machine Learning Algorithms
Category: Mathematical Modeling
Category: Classification And Regression Tree (CART)
Category: Supervised Learning
Category: Random Forest Algorithm
Category: Regression Analysis
Category: Data Analysis
Category: Feature Engineering

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: Rmarkdown
Category: R Programming
Category: Application Development
Category: Leaflet (Software)
Category: Software Engineering
Category: Shiny (R Package)
Category: Software Development
Category: Data Visualization Software
Category: Interactive Data Visualization
Category: Data Visualization
Category: Presentations
Category: Public Speaking
Category: Statistical Programming
Category: Data Analysis
Category: Data Storytelling
Category: Plotly
Category: Data Science
Category: Statistical Visualization
Category: Data Presentation

Data Science Capstone

Course 105 hours4.5 (1,227 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: Product Demonstration
Category: Product Management
Category: Predictive Analytics
Category: Statistical Methods
Category: Analytics
Category: Data Science
Category: Statistical Modeling
Category: Predictive Modeling
Category: Probability & Statistics
Category: Statistical Analysis
Category: Mathematical Modeling
Category: Product Development
Category: Advanced Analytics
Category: Exploratory Data Analysis
Category: Business Analytics
Category: Sales Presentations
Category: Statistics

Instructors

Roger D. Peng, PhD
Johns Hopkins University
37 Courses1,617,030 learners
Brian Caffo, PhD
Johns Hopkins University
30 Courses1,643,354 learners
Jeff Leek, PhD
Johns Hopkins University
32 Courses1,673,043 learners

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